203 Area CodeBridgeport, CT

Area code 203 covers Bridgeport and 42 other cities in Connecticut: 1,826,167 people in 3 counties, led by Fairfield and New Haven, on Eastern Time (ET). It overlays 475.

Major City: Bridgeport
State: Connecticut (CT)
Timezone: Eastern Time (ET)
Current Time: –:––
Overlay: Yes – shares area with 475

Nearby Area Codes

631/934 (Brentwood, NY)
363/516 (Hempstead, NY)
914 (Yonkers, NY)
329/845 (New City, NY)
860/959 (Hartford, CT)
212/332/347/465/646/718/917/929 (New York, NY)
201/551 (Jersey City, NJ)
862/973 (Newark, NJ)

Where is area code 203?

Overview of the 203 Area Code

Geographic Coverage of the 203 Area Code

All 43 cities

Bridgeport
151,599
Stamford
139,134
New Haven
137,562
Waterbury
115,908
Norwalk
93,661
Danbury
88,692

Bridgeport Area Codes Overview

203
This page
475
Same territory

What cities does area code 203 cover?

City	State	Population	Population in 203	% of listed-city population	% of City
Bridgeport	CT	151,599	151,599	11.5%	100.0%
Stamford	CT	139,134	139,134	10.6%	100.0%
New Haven	CT	137,562	137,562	10.5%	100.0%
Waterbury	CT	115,908	115,908	8.8%	100.0%
Norwalk	CT	93,661	93,661	7.1%	100.0%
Danbury	CT	88,692	88,692	6.7%	100.0%
Meriden	CT	60,849	60,849	4.6%	100.0%
West Haven	CT	55,379	55,379	4.2%	100.0%
Stratford	CT	51,384	51,384	3.9%	100.0%
Milford	CT	51,271	47,365	3.9%	92.4%
Shelton	CT	42,805	42,805	3.3%	100.0%
Trumbull	CT	36,018	36,018	2.7%	100.0%
Naugatuck	CT	32,116	32,116	2.4%	100.0%
East Haven	CT	29,257	29,257	2.2%	100.0%
Westport	CT	26,391	26,391	2.0%	100.0%
North Haven	CT	24,093	24,093	1.8%	100.0%
Darien	CT	20,732	20,732	1.6%	100.0%
Ansonia	CT	19,195	19,195	1.5%	100.0%
Wallingford Center	CT	18,209	18,209	1.4%	100.0%
Orange	CT	13,956	13,956	1.1%	100.0%
Greenwich	CT	12,942	11,724	1.0%	90.6%
Derby	CT	12,915	12,915	1.0%	100.0%
Bethel	CT	9,549	9,549	0.7%	100.0%
Riverside	CT	8,416	8,416	0.6%	100.0%
Ridgefield	CT	7,645	7,645	0.6%	100.0%
Cos Cob	CT	6,770	6,770	0.5%	100.0%
Old Greenwich	CT	6,611	6,611	0.5%	100.0%
Branford Center	CT	5,819	5,819	0.4%	100.0%
Cheshire Village	CT	5,786	5,786	0.4%	100.0%
Byram	CT	4,146	4,146	0.3%	100.0%
Heritage Village	CT	3,736	3,736	0.3%	100.0%
Pemberwick	CT	3,680	3,680	0.3%	100.0%
Guilford Center	CT	2,597	2,597	0.2%	100.0%
Woodmont	CT	2,392	2,392	0.2%	100.0%
Glenville	CT	2,327	2,327	0.2%	100.0%
Madison Center	CT	2,290	2,290	0.2%	100.0%
Bethlehem Village	CT	2,021	2,021	0.2%	100.0%
Newtown	CT	1,980	1,980	0.2%	100.0%
Georgetown	CT	1,805	1,805	0.1%	100.0%
Southport	CT	1,585	1,585	0.1%	100.0%
Woodbury Center	CT	1,294	1,294	0.1%	100.0%
Wilton Center	CT	732	732	0.1%	100.0%
Cannondale	CT	141	141	0.0%	100.0%

City population is shown in full; each city's share inside 203 is measured from Census tract centroids.

What counties does area code 203 cover?

County	State	Population in 203	% of area-code footprint	% of County
Fairfield County	CT	952,189	52%	99%
New Haven County	CT	860,870	47%	100%
Litchfield County	CT	13,108	1%	7%

Sources:

Census PEP Vintage 2024 (city populations)
· 2020 Census tract centroids with NANP and TIGERweb boundaries (footprint, counties, city shares)
· NANPA NPA and CO Code reports (dates, prefixes)
· Methodology

Has area code 203 been reported for unwanted calls?

Yes – 1,748 FTC complaints, May 29 – Oct 1, 2026.

60% robocalls
↓ 34% vs prior period
FTC data, retrieved 2026-10-05

Most-reported subjects

Other36%621
Dropped call or no message16%272
Home improvement & cleaning14%237

Caller ID is easily spoofed, so these figures reflect the number shown on caller ID, not the caller's true location – an area code alone never identifies a caller. The FTC does not verify the facts in these complaints.

Which prefixes and exchanges belong to area code 203?

78% assigned to a telco

79% Landline
21% Wireless
0% Unknown

Prefix	Usage	Carrier

(203)200-	Landline	Bandwidth.Com Clec
(203)201-	Wireless	Usa Mobility Wireless
(203)202-	Landline	Cablevision Lightpath
(203)204-	Landline	Teleport Communications America
(203)205-	Landline	Frontier Comm Of Ct
(203)206-	Wireless	New Cingular Wireless Pcs
(203)207-	Landline	Frontier Comm Of Ct
(203)208-	Landline	Comcast Ip Phone
(203)209-	Wireless	Verizon Wireless
(203)210-	Landline	Cablevision Lightpath
(203)212-	Wireless	New Cingular Wireless Pcs
(203)213-	Wireless	New Cingular Wireless Pcs
(203)214-	Wireless	New Cingular Wireless Pcs
(203)215-	Wireless	New Cingular Wireless Pcs
(203)216-	Wireless	New Cingular Wireless Pcs
(203)217-	Wireless	New Cingular Wireless Pcs
(203)218-	Wireless	New Cingular Wireless Pcs
(203)219-	Wireless	New Cingular Wireless Pcs
(203)220-	Landline	Cablevision Lightpath
(203)221-	Landline	Frontier Comm Of Ct
(203)222-	Landline	Frontier Comm Of Ct
(203)223-	Landline	Omnipoint Communications
(203)224-	Landline	Frontier Comm Of Ct
(203)225-	Landline	Frontier Comm Of Ct
(203)226-	Landline	Frontier Comm Of Ct
(203)227-	Landline	Frontier Comm Of Ct
(203)228-	Wireless	Verizon Wireless
(203)229-	Landline	Frontier Comm Of Ct
(203)230-	Landline	Frontier Comm Of Ct
(203)231-	Wireless	Verizon Wireless
(203)232-	Wireless	Verizon Wireless
(203)233-	Wireless	Verizon Wireless
(203)234-	Landline	Frontier Comm Of Ct
(203)235-	Landline	Frontier Comm Of Ct
(203)236-	Landline	Frontier Comm Of Ct
(203)237-	Landline	Frontier Comm Of Ct
(203)238-	Landline	Frontier Comm Of Ct
(203)239-	Landline	Frontier Comm Of Ct
(203)240-	Wireless	Verizon Wireless
(203)241-	Wireless	Verizon Wireless
(203)242-	Landline	Cablevision Lightpath
(203)243-	Landline	Omnipoint Communications
(203)244-	Landline	Cablevision Lightpath
(203)245-	Landline	Frontier Comm Of Ct
(203)246-	Wireless	Verizon Wireless
(203)247-	Wireless	Verizon Wireless
(203)248-	Landline	Frontier Comm Of Ct
(203)249-	Wireless	Verizon Wireless
(203)250-	Landline	Frontier Comm Of Ct
(203)251-	Landline	Frontier Comm Of Ct
(203)252-	Landline	Cablevision Lightpath
(203)253-	Wireless	Verizon Wireless
(203)254-	Landline	Frontier Comm Of Ct
(203)255-	Landline	Frontier Comm Of Ct
(203)256-	Landline	Frontier Comm Of Ct
(203)257-	Wireless	Verizon Wireless
(203)258-	Wireless	Verizon Wireless
(203)259-	Landline	Frontier Comm Of Ct
(203)260-	Wireless	New Cingular Wireless Pcs
(203)261-	Landline	Frontier Comm Of Ct
(203)262-	Landline	Frontier Comm Of Ct
(203)263-	Landline	Frontier Comm Of Ct
(203)264-	Landline	Frontier Comm Of Ct
(203)265-	Landline	Frontier Comm Of Ct
(203)266-	Landline	Frontier Comm Of Ct
(203)267-	Landline	Frontier Comm Of Ct
(203)268-	Landline	Frontier Comm Of Ct
(203)269-	Landline	Frontier Comm Of Ct
(203)270-	Landline	Frontier Comm Of Ct
(203)271-	Landline	Frontier Comm Of Ct
(203)272-	Landline	Frontier Comm Of Ct
(203)273-	Wireless	Verizon Wireless
(203)274-	Wireless	New Cingular Wireless Pcs
(203)275-	Landline	Frontier Comm Of Ct
(203)276-	Landline	Cablevision Lightpath
(203)277-	Landline	Mcimetro Access Transmission Services
(203)278-	Landline	Omnipoint Communications
(203)279-	Wireless	Usa Mobility Wireless
(203)280-	Landline	Mcimetro Access Transmission Services
(203)281-	Landline	Frontier Comm Of Ct
(203)282-	Wireless	Usa Mobility Wireless
(203)283-	Landline	Cablevision Lightpath
(203)284-	Landline	Frontier Comm Of Ct
(203)285-	Landline	Teleport Communications America
(203)286-	Landline	Conversent Communications Of Connecticut
(203)287-	Landline	Frontier Comm Of Ct
(203)288-	Landline	Frontier Comm Of Ct
(203)289-	Wireless	Usa Mobility Wireless
(203)290-	Landline	Omnipoint Communications
(203)291-	Landline	Frontier Comm Of Ct
(203)292-	Landline	Cablevision Lightpath
(203)293-	Landline	Mcimetro Access Transmission Services
(203)294-	Landline	Frontier Comm Of Ct
(203)295-	Landline	Mcimetro Access Transmission Services
(203)296-	Landline	Mcimetro Access Transmission Services
(203)297-	Landline	Mcimetro Access Transmission Services
(203)298-	Landline	Cablevision Lightpath
(203)299-	Landline	Frontier Comm Of Ct
(203)300-	Landline	Omnipoint Communications
(203)301-	Landline	Frontier Comm Of Ct
(203)302-	Landline	Tc Systems
(203)303-	Landline	Teleport Communications America
(203)304-	Landline	Teleport Communications America
(203)305-	Wireless	New Cingular Wireless Pcs
(203)306-	Landline	Choice One Communications
(203)307-	Landline	Mcimetro Access Transmission Services
(203)308-	Wireless	Verizon Wireless
(203)309-	Wireless	Sprint Spectrum
(203)310-	Landline	Mcimetro Access Transmission Services
(203)312-	Landline	Frontier Comm Of Ct
(203)313-	Wireless	Verizon Wireless
(203)314-	Wireless	Verizon Wireless
(203)315-	Landline	Frontier Comm Of Ct
(203)316-	Landline	Frontier Comm Of Ct
(203)317-	Landline	Frontier Comm Of Ct
(203)318-	Landline	Frontier Comm Of Ct
(203)319-	Landline	Frontier Comm Of Ct
(203)320-	Landline	Mcimetro Access Transmission Services
(203)321-	Landline	Frontier Comm Of Ct
(203)322-	Landline	Frontier Comm Of Ct
(203)323-	Landline	Frontier Comm Of Ct
(203)324-	Landline	Frontier Comm Of Ct
(203)325-	Landline	Frontier Comm Of Ct
(203)326-	Landline	Frontier Comm Of Ct
(203)327-	Landline	Frontier Comm Of Ct
(203)328-	Landline	Frontier Comm Of Ct
(203)329-	Landline	Frontier Comm Of Ct
(203)330-	Landline	Frontier Comm Of Ct
(203)331-	Landline	Frontier Comm Of Ct
(203)332-	Landline	Frontier Comm Of Ct
(203)333-	Landline	Frontier Comm Of Ct
(203)334-	Landline	Frontier Comm Of Ct
(203)335-	Landline	Frontier Comm Of Ct
(203)336-	Landline	Frontier Comm Of Ct
(203)337-	Landline	Frontier Comm Of Ct
(203)338-	Landline	Frontier Comm Of Ct
(203)339-	Landline	Frontier Comm Of Ct
(203)340-	Landline	Cablevision Lightpath
(203)341-	Landline	Frontier Comm Of Ct
(203)342-	Wireless	Usa Mobility Wireless
(203)343-	Wireless	New Cingular Wireless Pcs
(203)344-	Landline	Cablevision Lightpath
(203)345-	Landline	Cablevision Lightpath
(203)346-	Landline	Frontier Comm Of Ct
(203)347-	Landline	Level 3 Communications
(203)348-	Landline	Frontier Comm Of Ct
(203)349-	Landline	Teleport Communications America
(203)350-	Landline	Teleport Communications America
(203)351-	Landline	Frontier Comm Of Ct
(203)352-	Landline	Frontier Comm Of Ct
(203)353-	Landline	Frontier Comm Of Ct
(203)354-	Landline	Cablevision Lightpath
(203)355-	Landline	Cablevision Lightpath
(203)356-	Landline	Frontier Comm Of Ct
(203)357-	Landline	Frontier Comm Of Ct
(203)358-	Landline	Frontier Comm Of Ct
(203)359-	Landline	Frontier Comm Of Ct
(203)360-	Landline	Metropcs
(203)361-	Landline	Level 3 Communications
(203)362-	Landline	Frontier Comm Of Ct
(203)363-	Landline	Frontier Comm Of Ct
(203)364-	Landline	Frontier Comm Of Ct
(203)365-	Landline	Frontier Comm Of Ct
(203)366-	Landline	Frontier Comm Of Ct
(203)367-	Landline	Frontier Comm Of Ct
(203)368-	Landline	Frontier Comm Of Ct
(203)369-	Landline	Mcimetro Access Transmission Services
(203)370-	Landline	American Messaging Services
(203)371-	Landline	Frontier Comm Of Ct
(203)372-	Landline	Frontier Comm Of Ct
(203)373-	Landline	Frontier Comm Of Ct
(203)374-	Landline	Frontier Comm Of Ct
(203)375-	Landline	Frontier Comm Of Ct
(203)376-	Wireless	Verizon Wireless
(203)377-	Landline	Frontier Comm Of Ct
(203)378-	Landline	Frontier Comm Of Ct
(203)379-	Landline	Frontier Comm Of Ct
(203)380-	Landline	Frontier Comm Of Ct
(203)381-	Landline	Frontier Comm Of Ct
(203)382-	Landline	Frontier Comm Of Ct
(203)383-	Landline	Frontier Comm Of Ct
(203)384-	Landline	Frontier Comm Of Ct
(203)385-	Landline	Frontier Comm Of Ct
(203)386-	Landline	Frontier Comm Of Ct
(203)387-	Landline	Frontier Comm Of Ct
(203)388-	Landline	Mcimetro Access Transmission Services
(203)389-	Landline	Frontier Comm Of Ct
(203)390-	Landline	Teleport Communications America
(203)391-	Landline	Mcimetro Access Transmission Services
(203)392-	Landline	Frontier Comm Of Ct
(203)393-	Landline	Frontier Comm Of Ct
(203)394-	Landline	Frontier Comm Of Ct
(203)395-	Wireless	Sprint Spectrum
(203)396-	Landline	Frontier Comm Of Ct
(203)397-	Landline	Frontier Comm Of Ct
(203)398-	Wireless	Usa Mobility Wireless
(203)399-	Landline	Mcimetro Access Transmission Services
(203)400-	Wireless	New Cingular Wireless Pcs
(203)401-	Landline	Frontier Comm Of Ct
(203)402-	Landline	Frontier Comm Of Ct
(203)403-	Landline	Teleport Communications America
(203)404-	Landline	Level 3 Communications
(203)405-	Landline	Paetec Communications
(203)406-	Landline	Frontier Comm Of Ct
(203)407-	Landline	Frontier Comm Of Ct
(203)408-	Landline	Bandwidth.Com Clec
(203)409-	Landline	Teleport Communications America
(203)410-	Wireless	Sprint Spectrum
(203)412-	Landline	American Messaging Services
(203)413-	Landline	Paetec Communications
(203)414-	Wireless	New Cingular Wireless Pcs
(203)415-	Wireless	New Cingular Wireless Pcs
(203)416-	Landline	Frontier Comm Of Ct
(203)417-	Wireless	New Cingular Wireless Pcs
(203)418-	Landline	Teleport Communications America
(203)419-	Landline	Frontier Comm Of Ct
(203)420-	Landline	Frontier Comm Of Ct
(203)421-	Landline	Frontier Comm Of Ct
(203)422-	Landline	Verizon New York
(203)423-	Landline	Teleport Communications America
(203)424-	Wireless	Sprint Spectrum
(203)425-	Landline	Frontier Comm Of Ct
(203)426-	Landline	Frontier Comm Of Ct
(203)427-	Landline	Mcimetro Access Transmission Services
(203)428-	Landline	Mcimetro Access Transmission Services
(203)429-	Landline	Mcimetro Access Transmission Services
(203)430-	Wireless	New Cingular Wireless Pcs
(203)431-	Landline	Frontier Comm Of Ct
(203)432-	Landline	Frontier Comm Of Ct
(203)433-	Landline	Comcast Ip Phone
(203)434-	Landline	Omnipoint Communications
(203)435-	Landline	Omnipoint Communications
(203)436-	Landline	Frontier Comm Of Ct
(203)437-	Landline	Mcimetro Access Transmission Services
(203)438-	Landline	Frontier Comm Of Ct
(203)439-	Landline	Comcast Ip Phone
(203)440-	Landline	Comcast Ip Phone
(203)441-	Landline	Teleport Communications America
(203)442-	Landline	Teleport Communications America
(203)443-	Landline	Mcimetro Access Transmission Services
(203)444-	Wireless	New Cingular Wireless Pcs
(203)445-	Landline	Frontier Comm Of Ct
(203)446-	Landline	Teleport Communications America
(203)447-	Landline	Teleport Communications America
(203)448-	Landline	Mcimetro Access Transmission Services
(203)449-	Wireless	Sprint Spectrum
(203)450-	Wireless	Verizon Wireless
(203)451-	Wireless	New Cingular Wireless Pcs
(203)452-	Landline	Frontier Comm Of Ct
(203)453-	Landline	Frontier Comm Of Ct
(203)454-	Landline	Frontier Comm Of Ct
(203)455-	Landline	Mcimetro Access Transmission Services
(203)456-	Wireless	Verizon Wireless
(203)457-	Landline	Frontier Comm Of Ct
(203)458-	Landline	Frontier Comm Of Ct
(203)459-	Landline	Frontier Comm Of Ct
(203)460-	Landline	At&T
(203)461-	Landline	Frontier Comm Of Ct
(203)462-	Landline	Frontier Comm Of Ct
(203)463-	Landline	Teleport Communications America
(203)464-	Wireless	Verizon Wireless
(203)465-	Landline	Frontier Comm Of Ct
(203)466-	Landline	Frontier Comm Of Ct
(203)467-	Landline	Frontier Comm Of Ct
(203)468-	Landline	Frontier Comm Of Ct
(203)469-	Landline	Frontier Comm Of Ct
(203)470-	Wireless	Verizon Wireless
(203)471-	Landline	Frontier Comm Of Ct
(203)472-	Landline	Frontier Comm Of Ct
(203)473-	Landline	Frontier Comm Of Ct
(203)474-	Landline	Frontier Comm Of Ct
(203)476-	Landline	Frontier Comm Of Ct
(203)477-	Wireless	Usa Mobility Wireless
(203)478-	Landline	Frontier Comm Of Ct
(203)479-	Landline	Frontier Comm Of Ct
(203)480-	Landline	Mcimetro Access Transmission Services
(203)481-	Landline	Frontier Comm Of Ct
(203)482-	Wireless	New Cingular Wireless Pcs
(203)483-	Landline	Frontier Comm Of Ct
(203)484-	Landline	Frontier Comm Of Ct
(203)485-	Landline	Cablevision Lightpath
(203)486-	Landline	Frontier Comm Of Ct
(203)487-	Landline	Global Crossing Local Services
(203)488-	Landline	Frontier Comm Of Ct
(203)489-	Landline	Cablevision Lightpath
(203)490-	Landline	Teleport Communications America
(203)491-	Landline	Bandwidth.Com Clec
(203)492-	Landline	Frontier Comm Of Ct
(203)493-	Landline	Level 3 Communications
(203)494-	Wireless	Verizon Wireless
(203)495-	Landline	Frontier Comm Of Ct
(203)496-	Wireless	Sprint Spectrum
(203)497-	Landline	Frontier Comm Of Ct
(203)498-	Landline	Frontier Comm Of Ct
(203)499-	Landline	Frontier Comm Of Ct
(203)500-	Wireless	New Cingular Wireless Pcs
(203)501-	Wireless	Verizon Wireless
(203)502-	Landline	Frontier Comm Of Ct
(203)503-	Landline	Frontier Comm Of Ct
(203)504-	Landline	Ctc Communications
(203)505-	Wireless	Verizon Wireless
(203)506-	Wireless	New Cingular Wireless Pcs
(203)507-	Wireless	Sprint Spectrum
(203)508-	Landline	Ctc Communications
(203)509-	Wireless	Sprint Spectrum
(203)510-	Wireless	Sprint Spectrum
(203)512-	Landline	Omnipoint Communications
(203)513-	Landline	At&T
(203)514-	Landline	Teleport Communications America
(203)515-	Wireless	Sprint Spectrum
(203)516-	Landline	Global Crossing Local Services
(203)517-	Landline	Level 3 Communications
(203)518-	Wireless	New Cingular Wireless Pcs
(203)519-	Wireless	Sprint Spectrum
(203)520-	Wireless	Verizon Wireless
(203)521-	Wireless	Verizon Wireless
(203)522-	Wireless	New Cingular Wireless Pcs
(203)523-	Landline	Teleport Communications America
(203)524-	Wireless	New Cingular Wireless Pcs
(203)525-	Wireless	New Cingular Wireless Pcs
(203)526-	Wireless	Sprint Spectrum
(203)527-	Landline	Frontier Comm Of Ct
(203)528-	Landline	Level 3 Communications
(203)529-	Landline	At&T
(203)530-	Wireless	Verizon Wireless
(203)531-	Landline	Verizon New York
(203)532-	Landline	Verizon New York
(203)533-	Landline	Level 3 Communications
(203)534-	Landline	Frontier Comm Of Ct
(203)535-	Landline	Comcast Ip Phone
(203)536-	Wireless	Verizon Wireless
(203)537-	Wireless	Sprint Spectrum
(203)538-	Landline	Choice One Communications
(203)539-	Landline	Frontier Comm Of Ct
(203)540-	Wireless	New Cingular Wireless Pcs
(203)541-	Landline	Frontier Comm Of Ct
(203)542-	Landline	At&T
(203)543-	Landline	Omnipoint Communications
(203)544-	Landline	Frontier Comm Of Ct
(203)545-	Wireless	Sprint Spectrum
(203)546-	Landline	Teleport Communications America
(203)547-	Landline	Onvoy
(203)548-	Landline	Level 3 Communications
(203)549-	Landline	Choice One Communications
(203)550-	Landline	Omnipoint Communications
(203)551-	Landline	Teleport Communications America
(203)552-	Landline	Verizon New York
(203)553-	Landline	Frontier Comm Of Ct
(203)554-	Wireless	New Cingular Wireless Pcs
(203)556-	Wireless	New Cingular Wireless Pcs
(203)557-	Landline	Cablevision Lightpath
(203)558-	Wireless	New Cingular Wireless Pcs
(203)559-	Landline	Teleport Communications America
(203)560-	Wireless	New Cingular Wireless Pcs
(203)561-	Wireless	Verizon Wireless
(203)562-	Landline	Frontier Comm Of Ct
(203)563-	Landline	Frontier Comm Of Ct
(203)564-	Landline	At&T
(203)565-	Wireless	Sprint Spectrum
(203)566-	Landline	Mcimetro Access Transmission Services
(203)567-	Landline	Paetec Communications
(203)568-	Landline	Paetec Communications
(203)569-	Landline	Cablevision Lightpath
(203)570-	Landline	Omnipoint Communications
(203)571-	Landline	At&T
(203)572-	Wireless	Sprint Spectrum
(203)573-	Landline	Frontier Comm Of Ct
(203)574-	Landline	Frontier Comm Of Ct
(203)575-	Landline	Frontier Comm Of Ct
(203)576-	Landline	Frontier Comm Of Ct
(203)577-	Landline	Frontier Comm Of Ct
(203)578-	Landline	Frontier Comm Of Ct
(203)579-	Landline	Frontier Comm Of Ct
(203)580-	Landline	Peerless Network Of Connecticut
(203)581-	Landline	Frontier Comm Of Ct
(203)582-	Landline	Frontier Comm Of Ct
(203)583-	Landline	Level 3 Communications
(203)584-	Wireless	Verizon Wireless
(203)585-	Landline	Frontier Comm Of Ct
(203)586-	Landline	Teleport Communications America
(203)587-	Landline	Cablevision Lightpath
(203)588-	Landline	Cablevision Lightpath
(203)589-	Wireless	Sprint Spectrum
(203)590-	Landline	Level 3 Communications
(203)591-	Landline	Frontier Comm Of Ct
(203)592-	Wireless	New Cingular Wireless Pcs
(203)593-	Wireless	Usa Mobility Wireless
(203)594-	Landline	Cablevision Lightpath
(203)595-	Landline	Frontier Comm Of Ct
(203)596-	Landline	Frontier Comm Of Ct
(203)597-	Landline	Frontier Comm Of Ct
(203)598-	Landline	Frontier Comm Of Ct
(203)599-	Landline	Level 3 Communications
(203)600-	Landline	Metropcs
(203)601-	Landline	Teleport Communications America
(203)602-	Landline	Frontier Comm Of Ct
(203)603-	Landline	Frontier Comm Of Ct
(203)604-	Landline	Level 3 Communications
(203)605-	Wireless	Verizon Wireless
(203)606-	Landline	Omnipoint Communications
(203)607-	Landline	Mcimetro Access Transmission Services
(203)608-	Landline	Paetec Communications
(203)609-	Landline	Frontier Comm Of Ct
(203)610-	Landline	Conversent Communications Of Connecticut
(203)612-	Landline	Global Crossing Local Services
(203)613-	Wireless	Sprint Spectrum
(203)614-	Landline	Frontier Comm Of Ct
(203)615-	Landline	Frontier Comm Of Ct
(203)616-	Landline	Global Crossing Local Services
(203)617-	Wireless	Sprint Spectrum
(203)618-	Landline	Verizon New York
(203)619-	Landline	Frontier Comm Of Ct
(203)620-	Landline	Mcimetro Access Transmission Services
(203)621-	Landline	Paetec Communications
(203)622-	Landline	Verizon New York
(203)623-	Wireless	Verizon Wireless
(203)624-	Landline	Frontier Comm Of Ct
(203)625-	Landline	Verizon New York
(203)626-	Landline	At&T
(203)627-	Wireless	Sprint Spectrum
(203)628-	Landline	Cablevision Lightpath
(203)629-	Landline	Verizon New York
(203)630-	Landline	Frontier Comm Of Ct
(203)631-	Wireless	New Cingular Wireless Pcs
(203)632-	Landline	Choice One Communications
(203)633-	Landline	Level 3 Communications
(203)634-	Landline	Frontier Comm Of Ct
(203)635-	Landline	Level 3 Communications
(203)636-	Landline	Mcimetro Access Transmission Services
(203)637-	Landline	Frontier Comm Of Ct
(203)638-	Landline	Paetec Communications
(203)639-	Landline	Frontier Comm Of Ct
(203)640-	Wireless	New Cingular Wireless Pcs
(203)641-	Wireless	Verizon Wireless
(203)642-	Landline	Mcimetro Access Transmission Services
(203)643-	Landline	Choice One Communications
(203)644-	Wireless	Verizon Wireless
(203)645-	Wireless	New Cingular Wireless Pcs
(203)646-	Landline	Global Crossing Local Services
(203)647-	Landline	Paetec Communications
(203)648-	Landline	Level 3 Communications
(203)649-	Landline	Paetec Communications
(203)650-	Wireless	Sprint Spectrum
(203)651-	Landline	Choice One Communications
(203)652-	Landline	Paetec Communications
(203)653-	Landline	Paetec Communications
(203)654-	Landline	Frontier Comm Of Ct
(203)655-	Landline	Frontier Comm Of Ct
(203)656-	Landline	Frontier Comm Of Ct
(203)657-	Landline	American Messaging Services
(203)658-	Landline	Teleport Communications America
(203)659-	Landline	Paetec Communications
(203)660-	Landline	Global Crossing Local Services
(203)661-	Landline	Verizon New York
(203)662-	Landline	Frontier Comm Of Ct
(203)663-	Landline	Paetec Communications
(203)664-	Landline	Cablevision Lightpath
(203)665-	Landline	Paetec Communications
(203)666-	Landline	Level 3 Communications
(203)667-	Landline	Omnipoint Communications
(203)668-	Wireless	Sprint Spectrum
(203)669-	Landline	Global Crossing Local Services
(203)670-	Landline	Omnipoint Communications
(203)671-	Wireless	Verizon Wireless
(203)672-	Landline	Paetec Communications
(203)673-	Landline	At&T
(203)674-	Landline	Frontier Comm Of Ct
(203)675-	Wireless	Sprint Spectrum
(203)676-	Wireless	Sprint Spectrum
(203)677-	Landline	Frontier Comm Of Ct
(203)678-	Landline	Paetec Communications
(203)679-	Landline	Frontier Comm Of Ct
(203)680-	Landline	Frontier Comm Of Ct
(203)681-	Landline	Verizon New York
(203)682-	Landline	Paetec Communications
(203)683-	Landline	Paetec Communications
(203)684-	Landline	Metropcs
(203)685-	Landline	Omnipoint Communications
(203)686-	Landline	Frontier Comm Of Ct
(203)687-	Landline	Level 3 Communications
(203)688-	Landline	Frontier Comm Of Ct
(203)689-	Landline	At&T
(203)690-	Landline	Omnipoint Communications
(203)691-	Landline	Frontier Comm Of Ct
(203)692-	Landline	Global Crossing Local Services
(203)693-	Landline	Cablevision Lightpath
(203)694-	Landline	Frontier Comm Of Ct
(203)695-	Landline	Frontier Comm Of Ct
(203)696-	Landline	Frontier Comm Of Ct
(203)697-	Landline	Frontier Comm Of Ct
(203)698-	Landline	Frontier Comm Of Ct
(203)699-	Landline	Frontier Comm Of Ct
(203)701-	Landline	At&T
(203)702-	Landline	Paetec Communications
(203)703-	Landline	Frontier Comm Of Ct
(203)704-	Landline	Level 3 Communications
(203)705-	Landline	Mcimetro Access Transmission Services
(203)706-	Landline	Ctc Communications
(203)707-	Wireless	Verizon Wireless
(203)708-	Landline	Frontier Comm Of Ct
(203)709-	Landline	Frontier Comm Of Ct
(203)710-	Wireless	New Cingular Wireless Pcs
(203)712-	Landline	Global Crossing Local Services
(203)713-	Landline	Global Crossing Local Services
(203)714-	Landline	Global Crossing Local Services
(203)715-	Landline	Omnipoint Communications
(203)716-	Landline	Global Crossing Local Services
(203)717-	Landline	Cablevision Lightpath
(203)718-	Landline	Global Crossing Local Services
(203)719-	Landline	Frontier Comm Of Ct
(203)720-	Landline	Frontier Comm Of Ct
(203)721-	Wireless	Verizon Wireless
(203)722-	Wireless	New Cingular Wireless Pcs
(203)723-	Landline	Frontier Comm Of Ct
(203)724-	Landline	Choice One Communications
(203)725-	Landline	Comcast Ip Phone
(203)726-	Wireless	Verizon Wireless
(203)727-	Wireless	Sprint Spectrum
(203)728-	Landline	Frontier Comm Of Ct
(203)729-	Landline	Frontier Comm Of Ct
(203)730-	Landline	Frontier Comm Of Ct
(203)731-	Landline	Frontier Comm Of Ct
(203)732-	Landline	Frontier Comm Of Ct
(203)733-	Wireless	Verizon Wireless
(203)734-	Landline	Frontier Comm Of Ct
(203)735-	Landline	Frontier Comm Of Ct
(203)736-	Landline	Frontier Comm Of Ct
(203)737-	Landline	Frontier Comm Of Ct
(203)738-	Landline	Choice One Communications
(203)739-	Landline	Frontier Comm Of Ct
(203)740-	Landline	Frontier Comm Of Ct
(203)741-	Landline	Frontier Comm Of Ct
(203)742-	Landline	Mcimetro Access Transmission Services
(203)743-	Landline	Frontier Comm Of Ct
(203)744-	Landline	Frontier Comm Of Ct
(203)745-	Landline	Frontier Comm Of Ct
(203)746-	Landline	Frontier Comm Of Ct
(203)747-	Landline	Teleport Communications America
(203)748-	Landline	Frontier Comm Of Ct
(203)749-	Landline	Frontier Comm Of Ct
(203)750-	Landline	Frontier Comm Of Ct
(203)751-	Landline	Frontier Comm Of Ct
(203)752-	Landline	Frontier Comm Of Ct
(203)753-	Landline	Frontier Comm Of Ct
(203)754-	Landline	Frontier Comm Of Ct
(203)755-	Landline	Frontier Comm Of Ct
(203)756-	Landline	Frontier Comm Of Ct
(203)757-	Landline	Frontier Comm Of Ct
(203)758-	Landline	Frontier Comm Of Ct
(203)759-	Landline	Frontier Comm Of Ct
(203)760-	Landline	Peerless Network Of Connecticut
(203)761-	Landline	Frontier Comm Of Ct
(203)762-	Landline	Frontier Comm Of Ct
(203)763-	Landline	Level 3 Communications
(203)764-	Landline	Frontier Comm Of Ct
(203)765-	Landline	Frontier Comm Of Ct
(203)766-	Landline	American Messaging Services
(203)767-	Wireless	Verizon Wireless
(203)768-	Landline	Omnipoint Communications
(203)769-	Landline	Verizon New York
(203)770-	Wireless	New Cingular Wireless Pcs
(203)771-	Landline	Frontier Comm Of Ct
(203)772-	Landline	Frontier Comm Of Ct
(203)773-	Landline	Frontier Comm Of Ct
(203)774-	Landline	Choice One Communications
(203)775-	Landline	Frontier Comm Of Ct
(203)776-	Landline	Frontier Comm Of Ct
(203)777-	Landline	Frontier Comm Of Ct
(203)778-	Landline	Frontier Comm Of Ct
(203)779-	Landline	Choice One Communications
(203)780-	Landline	Peerless Network Of Connecticut
(203)781-	Landline	Frontier Comm Of Ct
(203)782-	Landline	Frontier Comm Of Ct
(203)783-	Landline	Frontier Comm Of Ct
(203)784-	Landline	Frontier Comm Of Ct
(203)785-	Landline	Frontier Comm Of Ct
(203)786-	Landline	Frontier Comm Of Ct
(203)787-	Landline	Frontier Comm Of Ct
(203)788-	Wireless	New Cingular Wireless Pcs
(203)789-	Landline	Frontier Comm Of Ct
(203)790-	Landline	Frontier Comm Of Ct
(203)791-	Landline	Frontier Comm Of Ct
(203)792-	Landline	Frontier Comm Of Ct
(203)793-	Landline	Global Crossing Local Services
(203)794-	Landline	Frontier Comm Of Ct
(203)795-	Landline	Frontier Comm Of Ct
(203)796-	Landline	Frontier Comm Of Ct
(203)797-	Landline	Frontier Comm Of Ct
(203)798-	Landline	Frontier Comm Of Ct
(203)799-	Landline	Frontier Comm Of Ct
(203)800-	Wireless	Sprint Spectrum
(203)801-	Landline	Frontier Comm Of Ct
(203)802-	Landline	Metropcs
(203)803-	Wireless	Verizon Wireless
(203)804-	Wireless	New Cingular Wireless Pcs
(203)805-	Landline	Teleport Communications America
(203)806-	Landline	Teleport Communications America
(203)807-	Wireless	New Cingular Wireless Pcs
(203)808-	Landline	Omnipoint Communications
(203)809-	Landline	Omnipoint Communications
(203)810-	Landline	Cablevision Lightpath
(203)812-	Landline	Frontier Comm Of Ct
(203)813-	Landline	Tc Systems
(203)814-	Wireless	Verizon Wireless
(203)815-	Wireless	Verizon Wireless
(203)816-	Landline	Global Crossing Local Services
(203)817-	Landline	Cablevision Lightpath
(203)818-	Landline	Mcimetro Access Transmission Services
(203)819-	Wireless	New Cingular Wireless Pcs
(203)820-	Wireless	Sprint Spectrum
(203)821-	Landline	Frontier Comm Of Ct
(203)822-	Landline	At&T
(203)823-	Landline	Comcast Ip Phone
(203)824-	Wireless	New Cingular Wireless Pcs
(203)825-	Landline	Frontier Comm Of Ct
(203)826-	Landline	Frontier Comm Of Ct
(203)827-	Landline	Mcimetro Access Transmission Services
(203)828-	Landline	Global Crossing Local Services
(203)829-	Wireless	Sprint Spectrum
(203)830-	Landline	Frontier Comm Of Ct
(203)831-	Landline	Frontier Comm Of Ct
(203)832-	Wireless	New Cingular Wireless Pcs
(203)833-	Wireless	Verizon Wireless
(203)834-	Landline	Frontier Comm Of Ct
(203)835-	Wireless	Usa Mobility Wireless
(203)836-	Wireless	Verizon Wireless
(203)837-	Landline	Frontier Comm Of Ct
(203)838-	Landline	Frontier Comm Of Ct
(203)839-	Wireless	Usa Mobility Wireless
(203)840-	Landline	Frontier Comm Of Ct
(203)841-	Landline	Choice One Communications
(203)842-	Landline	Global Crossing Local Services
(203)843-	Landline	At&T
(203)844-	Landline	Mcimetro Access Transmission Services
(203)845-	Landline	Frontier Comm Of Ct
(203)846-	Landline	Frontier Comm Of Ct
(203)847-	Landline	Frontier Comm Of Ct
(203)848-	Landline	Conversent Communications Of Connecticut
(203)849-	Landline	Frontier Comm Of Ct
(203)850-	Landline	Metropcs
(203)851-	Landline	Frontier Comm Of Ct
(203)852-	Landline	Frontier Comm Of Ct
(203)853-	Landline	Frontier Comm Of Ct
(203)854-	Landline	Frontier Comm Of Ct
(203)855-	Landline	Frontier Comm Of Ct
(203)856-	Wireless	Verizon Wireless
(203)857-	Landline	Frontier Comm Of Ct
(203)858-	Wireless	Verizon Wireless
(203)859-	Landline	Mcimetro Access Transmission Services
(203)861-	Landline	Verizon New York
(203)862-	Landline	Verizon New York
(203)863-	Landline	Verizon New York
(203)864-	Wireless	Sprint Spectrum
(203)865-	Landline	Frontier Comm Of Ct
(203)866-	Landline	Frontier Comm Of Ct
(203)867-	Landline	Frontier Comm Of Ct
(203)868-	Landline	At&T
(203)869-	Landline	Verizon New York
(203)870-	Landline	Cablevision Lightpath
(203)871-	Landline	Teleport Communications America
(203)872-	Landline	Bandwidth.Com Clec
(203)873-	Wireless	New Cingular Wireless Pcs
(203)874-	Landline	Frontier Comm Of Ct
(203)875-	Landline	At&T
(203)876-	Landline	Frontier Comm Of Ct
(203)877-	Landline	Frontier Comm Of Ct
(203)878-	Landline	Frontier Comm Of Ct
(203)879-	Landline	Frontier Comm Of Ct
(203)880-	Landline	Teleport Communications America
(203)881-	Landline	Frontier Comm Of Ct
(203)882-	Landline	Frontier Comm Of Ct
(203)883-	Landline	Level 3 Communications
(203)884-	Landline	Global Crossing Local Services
(203)885-	Wireless	Verizon Wireless
(203)886-	Landline	Choice One Communications
(203)887-	Wireless	Sprint Spectrum
(203)888-	Landline	Frontier Comm Of Ct
(203)889-	Landline	Global Crossing Local Services
(203)890-	Landline	Frontier Comm Of Ct
(203)891-	Landline	Frontier Comm Of Ct
(203)892-	Landline	Omnipoint Communications
(203)893-	Wireless	Verizon Wireless
(203)894-	Landline	Frontier Comm Of Ct
(203)895-	Wireless	New Cingular Wireless Pcs
(203)896-	Landline	Global Crossing Local Services
(203)897-	Landline	Mcimetro Access Transmission Services
(203)898-	Landline	Mcimetro Access Transmission Services
(203)899-	Landline	Frontier Comm Of Ct
(203)900-	Landline	Cablevision Lightpath
(203)901-	Wireless	Sprint Spectrum
(203)902-	Landline	Onvoy
(203)903-	Landline	Level 3 Communications
(203)904-	Wireless	Sprint Spectrum
(203)905-	Landline	Teleport Communications America
(203)906-	Wireless	Verizon Wireless
(203)907-	Landline	Choice One Communications
(203)908-	Landline	Omnipoint Communications
(203)909-	Wireless	Verizon Wireless
(203)910-	Wireless	Verizon Wireless
(203)912-	Wireless	Verizon Wireless
(203)913-	Wireless	Verizon Wireless
(203)914-	Landline	Cablevision Lightpath
(203)915-	Wireless	Verizon Wireless
(203)916-	Landline	Level 3 Communications
(203)917-	Wireless	Verizon Wireless
(203)918-	Wireless	New Cingular Wireless Pcs
(203)919-	Landline	Omnipoint Communications
(203)920-	Landline	Mcimetro Access Transmission Services
(203)921-	Landline	Frontier Comm Of Ct
(203)922-	Landline	Frontier Comm Of Ct
(203)923-	Landline	Mcimetro Access Transmission Services
(203)924-	Landline	Frontier Comm Of Ct
(203)925-	Landline	Frontier Comm Of Ct
(203)926-	Landline	Frontier Comm Of Ct
(203)927-	Wireless	Verizon Wireless
(203)928-	Landline	Frontier Comm Of Ct
(203)929-	Landline	Frontier Comm Of Ct
(203)930-	Landline	Global Crossing Local Services
(203)931-	Landline	Frontier Comm Of Ct
(203)932-	Landline	Frontier Comm Of Ct
(203)933-	Landline	Frontier Comm Of Ct
(203)934-	Landline	Frontier Comm Of Ct
(203)935-	Landline	Global Crossing Local Services
(203)936-	Landline	Frontier Comm Of Ct
(203)937-	Landline	Frontier Comm Of Ct
(203)938-	Landline	Frontier Comm Of Ct
(203)939-	Landline	Cablevision Lightpath
(203)940-	Landline	Frontier Comm Of Ct
(203)941-	Landline	Bandwidth.Com Clec
(203)942-	Wireless	Sprint Spectrum
(203)943-	Wireless	Sprint Spectrum
(203)944-	Landline	Frontier Comm Of Ct
(203)945-	Landline	Frontier Comm Of Ct
(203)946-	Landline	Frontier Comm Of Ct
(203)947-	Wireless	New Cingular Wireless Pcs
(203)948-	Wireless	Sprint Spectrum
(203)949-	Landline	Frontier Comm Of Ct
(203)951-	Landline	Teleport Communications America
(203)952-	Wireless	Sprint Spectrum
(203)953-	Wireless	Sprint Spectrum
(203)954-	Landline	Choice One Communications
(203)955-	Landline	Mcimetro Access Transmission Services
(203)956-	Landline	Cablevision Lightpath
(203)957-	Landline	Cablevision Lightpath
(203)960-	Landline	Cablevision Lightpath
(203)961-	Landline	Frontier Comm Of Ct
(203)962-	Landline	Frontier Comm Of Ct
(203)963-	Landline	Frontier Comm Of Ct
(203)964-	Landline	Frontier Comm Of Ct
(203)965-	Landline	Frontier Comm Of Ct
(203)966-	Landline	Frontier Comm Of Ct
(203)967-	Landline	Frontier Comm Of Ct
(203)968-	Landline	Frontier Comm Of Ct
(203)969-	Landline	Frontier Comm Of Ct
(203)970-	Landline	Cablevision Lightpath
(203)971-	Landline	Cablevision Lightpath
(203)972-	Landline	Frontier Comm Of Ct
(203)973-	Landline	Frontier Comm Of Ct
(203)974-	Landline	Teleport Communications America
(203)975-	Landline	Frontier Comm Of Ct
(203)977-	Landline	Frontier Comm Of Ct
(203)978-	Landline	Frontier Comm Of Ct
(203)979-	Wireless	New Cingular Wireless Pcs
(203)980-	Wireless	Verizon Wireless
(203)981-	Wireless	Sprint Spectrum
(203)982-	Wireless	Sprint Spectrum
(203)983-	Landline	Conversent Communications Of Connecticut
(203)984-	Wireless	Verizon Wireless
(203)985-	Landline	Frontier Comm Of Ct
(203)986-	Landline	Mcimetro Access Transmission Services
(203)987-	Landline	Level 3 Communications
(203)988-	Wireless	New Cingular Wireless Pcs
(203)989-	Landline	Level 3 Communications
(203)990-	Landline	Mcimetro Access Transmission Services
(203)991-	Landline	Frontier Comm Of Ct
(203)992-	Landline	Cablevision Lightpath
(203)993-	Wireless	Verizon Wireless
(203)994-	Wireless	Sprint Spectrum
(203)995-	Landline	Mcimetro Access Transmission Services
(203)996-	Wireless	Sprint Spectrum
(203)997-	Landline	Omnipoint Communications
(203)998-	Landline	Level 3 Communications
(203)999-	Wireless	Sprint Spectrum
No prefixes match “”.

Frequently Asked Questions about the 203 Area Code

Who called me from a 203 number?

21% of its assigned prefixes are wireless. Largest holders: Frontier Comm Of Ct, Verizon Wireless, and New Cingular Wireless Pcs.

Is 203 a scam area code?

Carriers hold 78% of its possible prefixes.

Why do I keep getting calls from the 203 area code?

Complaints fell 34% on the prior period.

Should I answer an unknown 203 number?

60% of its FTC complaints were robocalls. Its most-reported specific subject was "Dropped call or no message", at 16%.

How do I block calls from the 203 area code?

Blocking 203 still lets 475 numbers through.

Where is area code 203?

203 covers 43 cities and 1,826,167 residents in 3 Connecticut counties, led by Fairfield, New Haven, and Litchfield.

When did area code 203 go into service?

203 went into service in 1947. 475 now shares its territory.

Is 203 a real area code?

Yes: 24 carriers hold its prefixes, serving 43 cities in Fairfield, New Haven, and Litchfield counties.

203 Area CodeBridgeport, CT

Nearby Area Codes

Where is area code 203?

Overview of the 203 Area Code

Geographic Coverage of the 203 Area Code

Bridgeport Area Codes Overview

What cities does area code 203 cover?

What counties does area code 203 cover?

Has area code 203 been reported for unwanted calls?

Most-reported subjects

Which prefixes and exchanges belong to area code 203?

Frequently Asked Questions about the 203 Area Code

Who called me from a 203 number?

Is 203 a scam area code?

Why do I keep getting calls from the 203 area code?

Should I answer an unknown 203 number?

How do I block calls from the 203 area code?

Where is area code 203?

When did area code 203 go into service?

Is 203 a real area code?

What timezone is the 203 area code in?

How do I call a 203 number from abroad?

Related Area Codes