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510 Area CodeOakland, CA

Area code 510 covers Oakland and 32 other cities in California: 1,713,648 people in 2 counties, Alameda and Contra Costa, on Pacific Time (PT). It overlays 341.

Overview

Major City
Oakland
State
California (CA)
Timezone
Pacific Time (PT)
Current Time
–:––
Overlay
Yes – shares area with 341

Nearby Area Codes

Where is area code 510?

Overview of the 510 Area Code

Geographic Coverage of the 510 Area Code

All 33 cities

Oakland Area Codes Overview

What cities does area code 510 cover?

CityStatePopulationPopulation in 510% of listed-city population% of City
OaklandCA443,554443,55426.5%100.0%
FremontCA228,192228,19213.6%100.0%
HaywardCA158,440158,4409.5%100.0%
BerkeleyCA121,749121,7497.3%100.0%
RichmondCA115,353115,3536.9%100.0%
San LeandroCA86,57186,5715.2%100.0%
AlamedaCA78,79578,7954.7%100.0%
Union CityCA66,19666,1963.9%100.0%
Castro ValleyCA61,38861,3883.7%100.0%
NewarkCA46,25446,2542.8%100.0%
San PabloCA31,56231,5621.9%100.0%
HerculesCA26,49926,4991.6%100.0%
El CerritoCA26,40926,4091.6%100.0%
San LorenzoCA23,45223,4521.4%100.0%
AshlandCA21,92521,9251.3%100.0%
AlbanyCA19,43919,4391.2%100.0%
PinoleCA18,66318,6631.1%100.0%
CherrylandCA14,72814,7280.9%100.0%
EmeryvilleCA13,91213,9120.8%100.0%
El SobranteCA12,66912,6690.7%100.0%
PiedmontCA10,81610,8160.6%100.0%
FairviewCA10,00310,0030.6%100.0%
RodeoCA8,6798,6790.5%100.0%
Tara HillsCA5,1265,1260.3%100.0%
KensingtonCA5,0775,0770.3%100.0%
North RichmondCA3,7173,7170.2%100.0%
East Richmond HeightsCA3,2803,2800.2%100.0%
CrockettCA3,0943,0940.2%100.0%
RollingwoodCA2,9692,9690.2%100.0%
Montalvin ManorCA2,8762,8760.2%100.0%
BayviewCA1,7541,7540.1%100.0%
SunolCA91300.0%0.0%
Port CostaCA1901900.0%100.0%

City population is shown in full; each city's share inside 510 is measured from Census tract centroids.

What counties does area code 510 cover?

CountyStatePopulation in 510% of area-code footprint% of County
Alameda CountyCA1,443,26684%86%
Contra Costa CountyCA270,38216%23%
Sources:

Has area code 510 been reported for unwanted calls?

Yes – 2,589 FTC complaints, May 29 – Oct 1, 2026.

  • 50% robocalls
  • ↓ 24% vs prior period
  • FTC data, retrieved 2026-10-05

Most-reported subjects

  • Other48%1,246
  • Dropped call or no message15%400
  • Calls pretending to be government, businesses, or family and friends10%253

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 510?

78% assigned to a telco

  • 69% Landline
  • 31% Wireless
  • 0% Unknown
PrefixUsageCarrier
(510)200-LandlineMetropcs
(510)201-LandlinePeerless Network Of California
(510)202-LandlineUtility Telecom Group
(510)203-WirelessT-Mobile Usa
(510)204-LandlinePacific Bell
(510)205-WirelessSprint Spectrum
(510)206-WirelessNew Cingular Wireless Pcs
(510)207-WirelessNew Cingular Wireless Pcs
(510)208-LandlinePacific Bell
(510)209-WirelessSprint Spectrum
(510)210-LandlineBandwidth.Com Clec
(510)212-WirelessUsa Mobility Wireless
(510)213-WirelessT-Mobile Usa
(510)214-LandlineMcimetro Access Transmission Services
(510)215-LandlinePacific Bell
(510)216-WirelessT-Mobile Usa
(510)217-LandlineTeleport Communications America
(510)218-WirelessUsa Mobility Wireless
(510)219-WirelessNew Cingular Wireless Pcs
(510)220-WirelessNew Cingular Wireless Pcs
(510)221-WirelessSprint Spectrum
(510)222-LandlinePacific Bell
(510)223-LandlinePacific Bell
(510)224-WirelessSprint Spectrum
(510)225-LandlineMcimetro Access Transmission Services
(510)226-LandlinePacific Bell
(510)227-LandlineLevel 3 Telecom Of California
(510)228-LandlineLevel 3 Communications
(510)229-LandlinePacific Bell
(510)230-WirelessT-Mobile Usa
(510)231-LandlinePacific Bell
(510)232-LandlinePacific Bell
(510)233-LandlinePacific Bell
(510)234-LandlinePacific Bell
(510)235-LandlinePacific Bell
(510)236-LandlinePacific Bell
(510)237-LandlinePacific Bell
(510)238-LandlinePacific Bell
(510)239-LandlineTpx Communications
(510)240-LandlineLevel 3 Telecom Of California
(510)241-WirelessT-Mobile Usa
(510)242-LandlinePacific Bell
(510)243-LandlinePacific Bell
(510)244-LandlineBandwidth.Com Clec
(510)245-LandlinePacific Bell
(510)246-WirelessVerizon Wireless
(510)247-LandlinePacific Bell
(510)248-LandlineLevel 3 Communications
(510)249-LandlinePacific Bell
(510)250-LandlineLevel 3 Communications
(510)251-LandlinePacific Bell
(510)252-LandlinePacific Bell
(510)253-LandlineLevel 3 Telecom Of California
(510)254-LandlineLevel 3 Communications
(510)255-LandlineBandwidth.Com Clec
(510)256-LandlineBandwidth.Com Clec
(510)257-LandlineTeleport Communications America
(510)258-LandlinePacific Bell
(510)259-LandlinePacific Bell
(510)260-LandlineComcast Ip Phone
(510)261-LandlinePacific Bell
(510)262-LandlinePacific Bell
(510)263-LandlinePacific Bell
(510)264-LandlinePacific Bell
(510)265-LandlinePacific Bell
(510)266-LandlinePacific Bell
(510)267-LandlinePacific Bell
(510)268-LandlinePacific Bell
(510)269-LandlineMcimetro Access Transmission Services
(510)270-LandlineMcimetro Access Transmission Services
(510)271-LandlinePacific Bell
(510)272-LandlinePacific Bell
(510)273-LandlinePacific Bell
(510)274-LandlineUtility Telecom Group
(510)275-LandlineOnvoy
(510)276-LandlinePacific Bell
(510)277-LandlineGlobal Crossing Local Services
(510)278-LandlinePacific Bell
(510)279-LandlineLevel 3 Communications
(510)280-LandlineXo California
(510)281-LandlineOnvoy
(510)282-WirelessT-Mobile Usa
(510)283-LandlineMcimetro Access Transmission Services
(510)284-LandlinePacific Bell
(510)285-LandlineMcimetro Access Transmission Services
(510)286-LandlinePacific Bell
(510)287-LandlinePacific Bell
(510)288-LandlineOnvoy
(510)289-WirelessNew Cingular Wireless Pcs
(510)290-WirelessSprint Spectrum
(510)291-LandlineOnvoy
(510)292-LandlinePacific Bell
(510)293-LandlinePacific Bell
(510)294-WirelessSprint Spectrum
(510)295-WirelessVerizon Wireless
(510)296-LandlineLevel 3 Communications
(510)297-LandlinePacific Bell
(510)298-WirelessNew Cingular Wireless Pcs
(510)299-WirelessVerizon Wireless
(510)300-LandlineTpx Communications
(510)301-WirelessVerizon Wireless
(510)302-LandlinePacific Bell
(510)303-WirelessNew Cingular Wireless Pcs
(510)304-WirelessNew Cingular Wireless Pcs
(510)305-WirelessNew Cingular Wireless Pcs
(510)306-WirelessSprint Spectrum
(510)307-LandlinePacific Bell
(510)308-WirelessUsa Mobility Wireless
(510)309-WirelessT-Mobile Usa
(510)310-WirelessUsa Mobility Wireless
(510)312-LandlineAmerican Messaging Services
(510)313-LandlineTeleport Communications America
(510)314-WirelessSprint Spectrum
(510)315-LandlineLevel 3 Communications
(510)316-WirelessNew Cingular Wireless Pcs
(510)317-LandlinePacific Bell
(510)318-WirelessVerizon Wireless
(510)319-LandlineOnvoy
(510)320-WirelessNew Cingular Wireless Pcs
(510)321-WirelessUsa Mobility Wireless
(510)322-LandlineMcimetro Access Transmission Services
(510)323-LandlineXo California
(510)324-LandlinePacific Bell
(510)325-WirelessNew Cingular Wireless Pcs
(510)326-WirelessNew Cingular Wireless Pcs
(510)327-LandlineOnvoy
(510)328-WirelessSprint Spectrum
(510)329-WirelessNew Cingular Wireless Pcs
(510)330-LandlineOnvoy
(510)331-WirelessNew Cingular Wireless Pcs
(510)332-WirelessNew Cingular Wireless Pcs
(510)333-WirelessNew Cingular Wireless Pcs
(510)334-WirelessNew Cingular Wireless Pcs
(510)335-LandlineOnvoy
(510)336-LandlinePacific Bell
(510)337-LandlinePacific Bell
(510)338-LandlinePacific Bell
(510)339-LandlinePacific Bell
(510)340-WirelessVerizon Wireless
(510)342-LandlineTpx Communications
(510)343-LandlineTpx Communications
(510)344-LandlineGlobal Crossing Local Services
(510)345-WirelessT-Mobile Usa
(510)346-LandlinePacific Bell
(510)347-LandlinePacific Bell
(510)348-Wireless33 Wireless
(510)349-LandlineAmerican Messaging Services
(510)350-LandlineTeleport Communications America
(510)351-LandlinePacific Bell
(510)352-LandlinePacific Bell
(510)353-LandlinePacific Bell
(510)354-LandlinePacific Bell
(510)355-LandlineGlobal Crossing Local Services
(510)356-LandlinePacific Bell
(510)357-LandlinePacific Bell
(510)358-WirelessNew Cingular Wireless Pcs
(510)359-WirelessVerizon Wireless
(510)360-LandlinePacific Bell
(510)361-LandlineLevel 3 Telecom Of California
(510)362-WirelessT-Mobile Usa
(510)363-WirelessVerizon Wireless
(510)364-WirelessNew Cingular Wireless Pcs
(510)365-WirelessT-Mobile Usa
(510)366-WirelessNew Cingular Wireless Pcs
(510)367-WirelessNew Cingular Wireless Pcs
(510)368-WirelessVerizon Wireless
(510)369-LandlineOnvoy
(510)370-LandlinePeerless Network Of California
(510)371-LandlineLevel 3 Communications
(510)372-LandlineOnvoy
(510)373-LandlineOnvoy
(510)374-LandlinePacific Bell
(510)375-WirelessT-Mobile Usa
(510)376-WirelessSprint Spectrum
(510)377-WirelessSprint Spectrum
(510)378-WirelessNew Cingular Wireless Pcs
(510)379-LandlineLevel 3 Telecom Of California
(510)380-LandlineOnvoy
(510)381-WirelessVerizon Wireless
(510)382-LandlinePacific Bell
(510)383-LandlinePacific Bell
(510)384-WirelessNew Cingular Wireless Pcs
(510)385-WirelessSprint Spectrum
(510)386-WirelessNew Cingular Wireless Pcs
(510)387-WirelessNew Cingular Wireless Pcs
(510)388-WirelessNew Cingular Wireless Pcs
(510)389-LandlineAmerican Messaging Services
(510)390-WirelessVerizon Wireless
(510)391-LandlineAmerican Messaging Services
(510)392-LandlineAmerican Messaging Services
(510)393-WirelessSprint Spectrum
(510)394-LandlineTeleport Communications America
(510)395-LandlineTeleport Communications America
(510)396-WirelessT-Mobile Usa
(510)397-LandlineComcast Ip Phone
(510)398-LandlineBandwidth.Com Clec
(510)399-LandlineOnvoy
(510)400-LandlineXo California
(510)401-LandlineTpx Communications
(510)402-LandlineTpx Communications
(510)403-LandlineTpx Communications
(510)404-LandlineMcimetro Access Transmission Services
(510)405-LandlineOnvoy
(510)406-WirelessVerizon Wireless
(510)407-WirelessVerizon Wireless
(510)408-LandlinePacific Bell
(510)409-WirelessNew Cingular Wireless Pcs
(510)410-WirelessVerizon Wireless
(510)412-LandlinePacific Bell
(510)413-LandlinePacific Bell
(510)414-WirelessVerizon Wireless
(510)415-WirelessT-Mobile Usa
(510)416-LandlineNorth County Communication
(510)417-WirelessT-Mobile Usa
(510)418-WirelessVerizon Wireless
(510)419-LandlinePacific Bell
(510)420-LandlinePacific Bell
(510)421-WirelessVerizon Wireless
(510)422-WirelessT-Mobile Usa
(510)423-LandlinePaetec Communications
(510)424-WirelessT-Mobile Usa
(510)425-LandlinePacific Bell
(510)426-WirelessVerizon Wireless
(510)427-WirelessVerizon Wireless
(510)428-LandlinePacific Bell
(510)429-LandlinePacific Bell
(510)430-LandlinePacific Bell
(510)431-LandlineGlobal Crossing Local Services
(510)432-WirelessNew Cingular Wireless Pcs
(510)433-LandlinePacific Bell
(510)434-LandlinePacific Bell
(510)435-WirelessSprint Spectrum
(510)436-LandlinePacific Bell
(510)437-LandlinePacific Bell
(510)438-LandlinePacific Bell
(510)439-LandlineOnvoy
(510)440-LandlinePacific Bell
(510)441-LandlinePacific Bell
(510)442-LandlineUtility Telecom Group
(510)443-LandlinePeerless Network Of California
(510)444-LandlinePacific Bell
(510)445-LandlinePacific Bell
(510)446-LandlinePacific Bell
(510)447-WirelessSprint Spectrum
(510)448-LandlineUtility Telecom Group
(510)449-LandlineTeleport Communications America
(510)450-LandlinePacific Bell
(510)451-LandlinePacific Bell
(510)452-LandlinePacific Bell
(510)453-WirelessSprint Spectrum
(510)454-LandlinePacific Bell
(510)455-WirelessSprint Spectrum
(510)456-LandlineTpx Communications
(510)457-LandlineTeleport Communications America
(510)458-WirelessVerizon Wireless
(510)459-WirelessSprint Spectrum
(510)460-WirelessVerizon Wireless
(510)461-WirelessNew Cingular Wireless Pcs
(510)462-LandlineOnvoy
(510)463-LandlineTpx Communications
(510)464-LandlinePacific Bell
(510)465-LandlinePacific Bell
(510)466-LandlinePacific Bell
(510)467-LandlineLevel 3 Telecom Of California
(510)468-WirelessVerizon Wireless
(510)469-WirelessSprint Spectrum
(510)470-LandlineBandwidth.Com Clec
(510)471-LandlinePacific Bell
(510)472-LandlineMetropcs
(510)473-LandlineMcimetro Access Transmission Services
(510)474-LandlineMcimetro Access Transmission Services
(510)475-LandlinePacific Bell
(510)476-LandlinePacific Bell
(510)477-LandlinePacific Bell
(510)478-LandlineMcimetro Access Transmission Services
(510)479-LandlineTeleport Communications America
(510)480-WirelessT-Mobile Usa
(510)481-LandlinePacific Bell
(510)482-LandlinePacific Bell
(510)483-LandlinePacific Bell
(510)484-WirelessSprint Spectrum
(510)485-LandlineMetropcs
(510)486-LandlinePacific Bell
(510)487-LandlinePacific Bell
(510)488-LandlineMcimetro Access Transmission Services
(510)489-LandlinePacific Bell
(510)490-LandlinePacific Bell
(510)491-LandlineTeleport Communications America
(510)492-LandlinePacific Bell
(510)493-LandlineMcimetro Access Transmission Services
(510)494-LandlinePacific Bell
(510)495-LandlinePacific Bell
(510)496-LandlineTpx Communications
(510)497-LandlineMcimetro Access Transmission Services
(510)498-LandlinePacific Bell
(510)499-WirelessNew Cingular Wireless Pcs
(510)500-LandlineXo California
(510)501-WirelessNew Cingular Wireless Pcs
(510)502-WirelessNew Cingular Wireless Pcs
(510)503-LandlineUtility Telecom Group
(510)504-WirelessVerizon Wireless
(510)505-LandlinePacific Bell
(510)506-WirelessVerizon Wireless
(510)507-WirelessVerizon Wireless
(510)508-WirelessNew Cingular Wireless Pcs
(510)509-LandlineLevel 3 Communications
(510)512-WirelessT-Mobile Usa
(510)513-WirelessT-Mobile Usa
(510)514-LandlinePeerless Network Of California
(510)515-WirelessUsa Mobility Wireless
(510)516-LandlineBandwidth.Com Clec
(510)517-WirelessNew Cingular Wireless Pcs
(510)518-LandlinePeerless Network Of California
(510)519-WirelessVerizon Wireless
(510)520-WirelessNew Cingular Wireless Pcs
(510)521-LandlinePacific Bell
(510)522-LandlinePacific Bell
(510)523-LandlinePacific Bell
(510)524-LandlinePacific Bell
(510)525-LandlinePacific Bell
(510)526-LandlinePacific Bell
(510)527-LandlinePacific Bell
(510)528-LandlinePacific Bell
(510)529-LandlinePacific Bell
(510)530-LandlinePacific Bell
(510)531-LandlinePacific Bell
(510)532-LandlinePacific Bell
(510)533-LandlinePacific Bell
(510)534-LandlinePacific Bell
(510)535-LandlinePacific Bell
(510)536-LandlinePacific Bell
(510)537-LandlinePacific Bell
(510)538-LandlinePacific Bell
(510)539-LandlineUtility Telecom Group
(510)540-LandlinePacific Bell
(510)541-WirelessNew Cingular Wireless Pcs
(510)542-LandlineMcimetro Access Transmission Services
(510)543-WirelessSprint Spectrum
(510)544-LandlineOnvoy
(510)545-LandlineXo California
(510)546-LandlineAmerican Messaging Services
(510)547-LandlinePacific Bell
(510)548-LandlinePacific Bell
(510)549-LandlinePacific Bell
(510)550-LandlineGlobal Crossing Local Services
(510)551-WirelessSprint Spectrum
(510)552-WirelessVerizon Wireless
(510)553-LandlinePacific Bell
(510)554-Wireless33 Wireless
(510)556-LandlineLevel 3 Communications
(510)557-WirelessSprint Spectrum
(510)558-LandlinePacific Bell
(510)559-LandlinePacific Bell
(510)560-LandlineComcast Ip Phone
(510)561-WirelessNew Cingular Wireless Pcs
(510)562-LandlinePacific Bell
(510)563-LandlinePacific Bell
(510)564-LandlineMcimetro Access Transmission Services
(510)565-WirelessT-Mobile Usa
(510)566-WirelessVerizon Wireless
(510)567-LandlinePacific Bell
(510)568-LandlinePacific Bell
(510)569-LandlinePacific Bell
(510)570-WirelessT-Mobile Usa
(510)571-WirelessNew Cingular Wireless Pcs
(510)572-LandlineMcimetro Access Transmission Services
(510)573-LandlineComcast Ip Phone
(510)574-LandlinePacific Bell
(510)575-LandlineMetropcs
(510)576-LandlineXo California
(510)577-LandlinePacific Bell
(510)578-LandlineXo California
(510)579-WirelessNew Cingular Wireless Pcs
(510)580-LandlineXo California
(510)581-LandlinePacific Bell
(510)582-LandlinePacific Bell
(510)583-LandlinePacific Bell
(510)584-LandlineMcimetro Access Transmission Services
(510)585-LandlineTpx Communications
(510)586-LandlineComcast Ip Phone
(510)587-LandlinePacific Bell
(510)588-LandlineOnvoy
(510)589-WirelessNew Cingular Wireless Pcs
(510)590-WirelessNew Cingular Wireless Pcs
(510)591-LandlineAmerican Messaging Services
(510)592-LandlineLevel 3 Communications
(510)593-WirelessSprint Spectrum
(510)594-LandlinePacific Bell
(510)595-LandlinePacific Bell
(510)596-LandlinePacific Bell
(510)597-LandlinePacific Bell
(510)598-WirelessT-Mobile Usa
(510)599-WirelessNew Cingular Wireless Pcs
(510)600-LandlineOnvoy
(510)601-LandlinePacific Bell
(510)602-WirelessVerizon Wireless
(510)603-LandlineComcast Ip Phone
(510)604-WirelessNew Cingular Wireless Pcs
(510)605-WirelessVerizon Wireless
(510)606-WirelessVerizon Wireless
(510)607-LandlineTpx Communications
(510)608-LandlinePacific Bell
(510)609-WirelessSprint Spectrum
(510)610-WirelessNew Cingular Wireless Pcs
(510)612-WirelessNew Cingular Wireless Pcs
(510)613-LandlinePacific Bell
(510)614-LandlinePacific Bell
(510)615-LandlinePacific Bell
(510)616-LandlineSonic Telecom
(510)617-LandlineOnvoy
(510)618-LandlinePacific Bell
(510)619-LandlineLevel 3 Communications
(510)620-LandlinePacific Bell
(510)621-LandlineMcimetro Access Transmission Services
(510)622-LandlinePacific Bell
(510)623-LandlinePacific Bell
(510)624-LandlinePacific Bell
(510)625-LandlinePacific Bell
(510)626-LandlineBandwidth.Com Clec
(510)627-LandlinePacific Bell
(510)628-LandlinePacific Bell
(510)629-LandlineLevel 3 Communications
(510)630-WirelessT-Mobile Usa
(510)631-WirelessNew Cingular Wireless Pcs
(510)632-LandlinePacific Bell
(510)633-LandlinePacific Bell
(510)634-WirelessVerizon Wireless
(510)635-LandlinePacific Bell
(510)636-LandlinePacific Bell
(510)637-LandlinePacific Bell
(510)638-LandlinePacific Bell
(510)639-LandlinePacific Bell
(510)640-WirelessT-Mobile Usa
(510)641-WirelessNew Cingular Wireless Pcs
(510)642-LandlinePacific Bell
(510)643-LandlinePacific Bell
(510)644-LandlinePacific Bell
(510)645-LandlinePacific Bell
(510)646-LandlineBandwidth.Com Clec
(510)647-LandlinePacific Bell
(510)648-WirelessNew Cingular Wireless Pcs
(510)649-LandlinePacific Bell
(510)650-LandlineOnvoy
(510)651-LandlinePacific Bell
(510)652-LandlinePacific Bell
(510)653-LandlinePacific Bell
(510)654-LandlinePacific Bell
(510)655-LandlinePacific Bell
(510)656-LandlinePacific Bell
(510)657-LandlinePacific Bell
(510)658-LandlinePacific Bell
(510)659-LandlinePacific Bell
(510)660-WirelessNew Cingular Wireless Pcs
(510)661-LandlinePacific Bell
(510)662-LandlineMcimetro Access Transmission Services
(510)663-LandlinePacific Bell
(510)664-LandlinePacific Bell
(510)665-LandlinePacific Bell
(510)666-LandlinePacific Bell
(510)667-LandlinePacific Bell
(510)668-LandlinePacific Bell
(510)669-LandlinePacific Bell
(510)670-LandlinePacific Bell
(510)671-LandlineBandwidth.Com Clec
(510)672-WirelessVerizon Wireless
(510)673-WirelessVerizon Wireless
(510)674-LandlineOnvoy
(510)675-LandlinePacific Bell
(510)676-WirelessNew Cingular Wireless Pcs
(510)677-LandlineMetropcs
(510)678-LandlinePacific Bell
(510)679-WirelessVerizon Wireless
(510)680-LandlineCenturylink Communications
(510)681-WirelessSprint Spectrum
(510)682-WirelessSprint Spectrum
(510)683-LandlinePacific Bell
(510)684-WirelessSprint Spectrum
(510)685-WirelessVerizon Wireless
(510)686-LandlineAt&T
(510)687-LandlinePacific Bell
(510)688-WirelessT-Mobile Usa
(510)689-LandlineTpx Communications
(510)690-LandlinePacific Bell
(510)691-WirelessSprint Spectrum
(510)692-LandlineMetropcs
(510)693-WirelessNew Cingular Wireless Pcs
(510)694-LandlineOnvoy
(510)695-WirelessVerizon Wireless
(510)696-WirelessSprint Spectrum
(510)697-WirelessNew Cingular Wireless Pcs
(510)698-LandlineTpx Communications
(510)699-Wireless33 Wireless
(510)701-WirelessNew Cingular Wireless Pcs
(510)702-WirelessUsa Mobility Wireless
(510)703-WirelessNew Cingular Wireless Pcs
(510)704-LandlinePacific Bell
(510)705-LandlinePacific Bell
(510)706-LandlineMetropcs
(510)707-WirelessT-Mobile Usa
(510)708-WirelessNew Cingular Wireless Pcs
(510)709-LandlineIp Horizon
(510)710-WirelessNew Cingular Wireless Pcs
(510)712-WirelessNew Cingular Wireless Pcs
(510)713-LandlinePacific Bell
(510)714-WirelessSprint Spectrum
(510)715-WirelessSprint Spectrum
(510)716-WirelessUsa Mobility Wireless
(510)717-WirelessT-Mobile Usa
(510)718-LandlineAmerican Messaging Services
(510)719-WirelessSprint Spectrum
(510)720-WirelessUsa Mobility Wireless
(510)721-LandlineOnvoy
(510)722-LandlineBandwidth.Com Clec
(510)723-LandlinePacific Bell
(510)724-LandlinePacific Bell
(510)725-LandlineLevel 3 Telecom Of California
(510)726-LandlinePeerless Network Of California
(510)727-LandlinePacific Bell
(510)728-LandlinePacific Bell
(510)729-LandlinePacific Bell
(510)730-LandlineBandwidth.Com Clec
(510)731-LandlineMcimetro Access Transmission Services
(510)732-LandlinePacific Bell
(510)733-LandlinePacific Bell
(510)734-WirelessNew Cingular Wireless Pcs
(510)735-LandlinePacific Bell
(510)736-WirelessT-Mobile Usa
(510)737-WirelessNew Cingular Wireless Pcs
(510)738-LandlinePeerless Network Of California
(510)739-LandlinePacific Bell
(510)740-LandlineXo California
(510)741-LandlinePacific Bell
(510)742-LandlinePacific Bell
(510)743-LandlineXo California
(510)744-LandlinePacific Bell
(510)745-LandlinePacific Bell
(510)746-LandlineTpx Communications
(510)747-LandlinePacific Bell
(510)748-LandlinePacific Bell
(510)749-LandlinePacific Bell
(510)750-WirelessSprint Spectrum
(510)751-LandlineOnvoy
(510)752-LandlinePacific Bell
(510)753-WirelessSprint Spectrum
(510)754-WirelessSprint Spectrum
(510)755-WirelessSprint Spectrum
(510)756-WirelessSprint Spectrum
(510)757-WirelessSprint Spectrum
(510)758-LandlinePacific Bell
(510)759-WirelessNew Cingular Wireless Pcs
(510)760-WirelessSprint Spectrum
(510)761-WirelessNew Cingular Wireless Pcs
(510)763-LandlinePacific Bell
(510)764-LandlineLevel 3 Communications
(510)765-LandlinePacific Bell
(510)766-LandlineBandwidth.Com Clec
(510)767-WirelessT-Mobile Usa
(510)768-LandlineMcimetro Access Transmission Services
(510)769-LandlinePacific Bell
(510)770-LandlinePacific Bell
(510)771-LandlineMcimetro Access Transmission Services
(510)772-WirelessSprint Spectrum
(510)773-WirelessSprint Spectrum
(510)774-WirelessSprint Spectrum
(510)775-LandlineBandwidth.Com Clec
(510)776-LandlineMetropcs
(510)777-LandlinePacific Bell
(510)778-LandlineComcast Ip Phone
(510)779-LandlineLevel 3 Communications
(510)780-LandlinePacific Bell
(510)781-LandlinePacific Bell
(510)782-LandlinePacific Bell
(510)783-LandlinePacific Bell
(510)784-LandlinePacific Bell
(510)785-LandlinePacific Bell
(510)786-LandlinePacific Bell
(510)787-LandlinePacific Bell
(510)788-LandlineMcimetro Access Transmission Services
(510)789-LandlineMcimetro Access Transmission Services
(510)790-LandlinePacific Bell
(510)791-LandlinePacific Bell
(510)792-LandlinePacific Bell
(510)793-LandlinePacific Bell
(510)794-LandlinePacific Bell
(510)795-LandlinePacific Bell
(510)796-LandlinePacific Bell
(510)797-LandlinePacific Bell
(510)798-WirelessSprint Spectrum
(510)799-LandlinePacific Bell
(510)800-LandlineOnvoy
(510)801-WirelessUsa Mobility Wireless
(510)802-WirelessUsa Mobility Wireless
(510)803-LandlineXo California
(510)804-LandlinePaetec Communications
(510)805-WirelessUsa Mobility Wireless
(510)806-LandlineLevel 3 Communications
(510)807-WirelessT-Mobile Usa
(510)808-LandlinePacific Bell
(510)809-LandlineTpx Communications
(510)810-WirelessUsa Mobility Wireless
(510)812-WirelessSprint Spectrum
(510)813-WirelessNew Cingular Wireless Pcs
(510)814-LandlinePacific Bell
(510)815-WirelessSprint Spectrum
(510)816-WirelessNew Cingular Wireless Pcs
(510)817-LandlinePacific Bell
(510)818-LandlinePacific Bell
(510)819-LandlineAmerican Messaging Services
(510)820-WirelessT-Mobile Usa
(510)821-WirelessVerizon Wireless
(510)822-WirelessT-Mobile Usa
(510)823-WirelessSprint Spectrum
(510)824-LandlineMcimetro Access Transmission Services
(510)825-WirelessSprint Spectrum
(510)826-WirelessNew Cingular Wireless Pcs
(510)827-LandlineMetropcs
(510)828-WirelessVerizon Wireless
(510)829-WirelessSprint Spectrum
(510)830-LandlineIp Horizon
(510)831-LandlineBandwidth.Com Clec
(510)832-LandlinePacific Bell
(510)833-LandlineComcast Ip Phone
(510)834-LandlinePacific Bell
(510)835-LandlinePacific Bell
(510)836-LandlinePacific Bell
(510)837-LandlineTeleport Communications America
(510)838-LandlineBandwidth.Com Clec
(510)839-LandlinePacific Bell
(510)840-LandlineUtility Telecom Group
(510)841-LandlinePacific Bell
(510)842-LandlineMcimetro Access Transmission Services
(510)843-LandlinePacific Bell
(510)844-LandlineMcimetro Access Transmission Services
(510)845-LandlinePacific Bell
(510)846-WirelessVerizon Wireless
(510)847-WirelessVerizon Wireless
(510)848-LandlinePacific Bell
(510)849-LandlinePacific Bell
(510)850-WirelessT-Mobile Usa
(510)851-WirelessVerizon Wireless
(510)852-WirelessVerizon Wireless
(510)853-WirelessVerizon Wireless
(510)854-LandlineBandwidth.Com Clec
(510)855-LandlineUtility Telecom Group
(510)856-LandlineMcimetro Access Transmission Services
(510)857-LandlineMcimetro Access Transmission Services
(510)858-WirelessSprint Spectrum
(510)859-LandlineTpx Communications
(510)860-LandlineLevel 3 Communications
(510)861-WirelessNew Cingular Wireless Pcs
(510)862-WirelessNew Cingular Wireless Pcs
(510)863-LandlineMcimetro Access Transmission Services
(510)864-LandlinePacific Bell
(510)865-LandlinePacific Bell
(510)866-WirelessSprint Spectrum
(510)867-WirelessSprint Spectrum
(510)868-LandlineLevel 3 Communications
(510)869-LandlinePacific Bell
(510)870-LandlineLevel 3 Communications
(510)871-WirelessVerizon Wireless
(510)872-WirelessSprint Spectrum
(510)873-LandlinePacific Bell
(510)874-LandlinePacific Bell
(510)875-LandlineXo California
(510)876-LandlineAt&T
(510)877-LandlineMcimetro Access Transmission Services
(510)878-LandlineComcast Ip Phone
(510)879-LandlineTeleport Communications America
(510)880-LandlineOnvoy
(510)881-LandlinePacific Bell
(510)882-WirelessVerizon Wireless
(510)883-LandlinePacific Bell
(510)884-LandlineUtility Telecom Group
(510)885-LandlinePacific Bell
(510)886-LandlinePacific Bell
(510)887-LandlinePacific Bell
(510)888-LandlinePacific Bell
(510)889-LandlinePacific Bell
(510)890-WirelessT-Mobile Usa
(510)891-LandlinePacific Bell
(510)892-LandlineOnvoy
(510)893-LandlinePacific Bell
(510)894-LandlineComcast Ip Phone
(510)895-LandlinePacific Bell
(510)896-LandlineTeleport Communications America
(510)897-LandlineTeleport Communications America
(510)898-LandlineTeleport Communications America
(510)899-LandlineBandwidth.Com Clec
(510)900-LandlineOnvoy
(510)901-LandlineBandwidth.Com Clec
(510)902-LandlineOnvoy
(510)903-LandlineLevel 3 Communications
(510)904-LandlineLevel 3 Communications
(510)905-LandlineMetropcs
(510)906-LandlineOnvoy
(510)907-WirelessVerizon Wireless
(510)908-WirelessVerizon Wireless
(510)909-WirelessVerizon Wireless
(510)910-WirelessVerizon Wireless
(510)912-WirelessVerizon Wireless
(510)913-WirelessVerizon Wireless
(510)914-WirelessVerizon Wireless
(510)915-WirelessVerizon Wireless
(510)916-WirelessT-Mobile Usa
(510)917-WirelessVerizon Wireless
(510)918-WirelessNew Cingular Wireless Pcs
(510)919-WirelessVerizon Wireless
(510)920-LandlineSonic Telecom
(510)921-LandlineTeleport Communications America
(510)922-LandlinePacific Bell
(510)923-LandlinePacific Bell
(510)924-LandlineGlobal Crossing Local Services
(510)925-LandlineBandwidth.Com Clec
(510)926-WirelessVerizon Wireless
(510)927-LandlineGlobal Crossing Local Services
(510)928-WirelessNew Cingular Wireless Pcs
(510)929-LandlineBandwidth.Com Clec
(510)930-LandlinePeerless Network Of California
(510)931-LandlineLevel 3 Communications
(510)932-WirelessSprint Spectrum
(510)933-LandlineTpx Communications
(510)934-WirelessT-Mobile Usa
(510)935-WirelessNew Cingular Wireless Pcs
(510)936-LandlinePacific Bell
(510)937-LandlineBandwidth.Com Clec
(510)938-LandlineMetropcs
(510)939-LandlineBandwidth.Com Clec
(510)940-LandlineTpx Communications
(510)941-LandlineComcast Ip Phone
(510)942-LandlineTeleport Communications America
(510)943-LandlineLevel 3 Telecom Of California
(510)944-WirelessT-Mobile Usa
(510)945-WirelessNew Cingular Wireless Pcs
(510)946-WirelessNew Cingular Wireless Pcs
(510)947-LandlineOnvoy
(510)948-LandlineXo California
(510)949-LandlineOnvoy
(510)951-WirelessVerizon Wireless
(510)952-WirelessSprint Spectrum
(510)953-LandlineGetgo Communications
(510)954-LandlineOnvoy
(510)955-LandlineMcimetro Access Transmission Services
(510)956-LandlineBandwidth.Com Clec
(510)957-LandlineMcimetro Access Transmission Services
(510)960-LandlineAt&T
(510)961-LandlineBandwidth.Com Clec
(510)962-LandlineLevel 3 Communications
(510)963-WirelessNew Cingular Wireless Pcs
(510)964-LandlinePacific Bell
(510)965-LandlinePacific Bell
(510)966-LandlineAmerican Messaging Services
(510)967-WirelessSprint Spectrum
(510)968-LandlineAmerican Messaging Services
(510)969-LandlineLevel 3 Telecom Of California
(510)970-LandlinePacific Bell
(510)971-LandlineTeleport Communications America
(510)972-LandlineComcast Ip Phone
(510)973-WirelessT-Mobile Usa
(510)974-LandlineLevel 3 Communications
(510)975-WirelessVerizon Wireless
(510)976-LandlineNorth County Communication
(510)977-LandlineFractel
(510)978-LandlineLevel 3 Communications
(510)979-LandlinePacific Bell
(510)980-WirelessVerizon Wireless
(510)981-LandlinePacific Bell
(510)982-LandlineMcimetro Access Transmission Services
(510)983-LandlineBandwidth.Com Clec
(510)984-LandlineLevel 3 Communications
(510)985-LandlinePacific Bell
(510)986-LandlinePacific Bell
(510)987-LandlinePacific Bell
(510)988-WirelessT-Mobile Usa
(510)989-LandlineIntegrated Path Communications
(510)990-LandlineOnvoy
(510)991-LandlineOnvoy
(510)992-LandlineBandwidth.Com Clec
(510)993-WirelessT-Mobile Usa
(510)994-LandlineBandwidth.Com Clec
(510)995-LandlineTpx Communications
(510)996-LandlineGlobal Crossing Local Services
(510)997-LandlineAmerican Messaging Services
(510)998-WirelessNew Cingular Wireless Pcs
(510)999-LandlineOnvoy

Frequently Asked Questions about the 510 Area Code

Who called me from a 510 number?

31% of its assigned prefixes are wireless. Largest holders: Pacific Bell, New Cingular Wireless Pcs, and Verizon Wireless.

Is 510 a scam area code?

Carriers hold 78% of its possible prefixes.

Why do I keep getting calls from the 510 area code?

Complaints fell 24% on the prior period.

Should I answer an unknown 510 number?

50% of its FTC complaints were robocalls. Its most-reported specific subject was "Dropped call or no message", at 15%.

How do I block calls from the 510 area code?

Blocking 510 still lets 341 numbers through.

Where is area code 510?

510 covers 33 cities and 1,713,648 residents in Alameda and Contra Costa counties, California.

When did area code 510 go into service?

510 went into service on September 2, 1991. It was split from 415. 341 now shares its territory.

Is 510 a real area code?

Yes: 30 carriers hold its prefixes, serving 33 cities in Alameda and Contra Costa counties.

What timezone is the 510 area code in?

510 is on Pacific Time (PT).

How do I call a 510 number from abroad?

Dial +1 510, then the number.

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