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831 Area CodeSalinas, CA

Area code 831 covers Salinas and 59 other cities in California: 770,526 people in 3 counties, led by Monterey and Santa Cruz, on Pacific Time (PT).

Overview

Major City
Salinas
State
California (CA)
Timezone
Pacific Time (PT)
Current Time
–:––
Overlay
No – unique area code

Nearby Area Codes

Where is area code 831?

Overview of the 831 Area Code

Geographic Coverage of the 831 Area Code

All 60 cities

What cities does area code 831 cover?

CityStatePopulationPopulation in 831% of listed-city population% of City
SalinasCA160,783160,78324.1%100.0%
Santa CruzCA62,58162,5819.4%100.0%
WatsonvilleCA51,32051,3207.7%100.0%
HollisterCA45,03345,0336.7%100.0%
SeasideCA31,52431,5244.7%100.0%
MontereyCA29,01529,0154.3%100.0%
SoledadCA26,34526,3453.9%100.0%
MarinaCA23,04723,0473.5%100.0%
GreenfieldCA21,04221,0423.2%100.0%
PrunedaleCA17,56017,5602.6%100.0%
Pacific GroveCA14,85114,8512.2%100.0%
King CityCA13,92013,9202.1%100.0%
Scotts ValleyCA11,82811,8281.8%100.0%
SoquelCA9,6449,6441.4%100.0%
Live OakCA9,5039,5031.4%100.0%
CapitolaCA9,5039,5031.4%100.0%
Rio del MarCA9,2169,2161.4%100.0%
GonzalesCA8,4318,4311.3%100.0%
InterlakenCA7,3217,3211.1%100.0%
CastrovilleCA6,4816,4811.0%100.0%
Ben LomondCA6,2346,2340.9%100.0%
AptosCA6,2206,2200.9%100.0%
Pleasure PointCA5,8465,8460.9%100.0%
Boulder CreekCA4,9234,9230.7%100.0%
Twin LakesCA4,9174,9170.7%100.0%
Del Monte ForestCA4,5144,5140.7%100.0%
Carmel Valley VillageCA4,4074,4070.7%100.0%
FeltonCA4,0574,0570.6%100.0%
AmestiCA3,4783,4780.5%100.0%
Day ValleyCA3,4093,4090.5%100.0%
SeacliffCA3,2673,2670.5%100.0%
Carmel-by-the-SeaCA3,1243,1240.5%100.0%
PajaroCA3,0703,0700.5%100.0%
FreedomCA3,0703,0700.5%100.0%
Las LomasCA3,0243,0240.5%100.0%
RidgemarkCA3,0163,0160.4%100.0%
La Selva BeachCA2,8432,8430.4%100.0%
Bonny DoonCA2,6782,6780.4%100.0%
AromasCA2,6502,6500.4%100.0%
Aptos Hills-Larkin ValleyCA2,3812,3810.4%100.0%
CorralitosCA2,3262,3260.3%100.0%
San Juan BautistaCA2,1182,1180.3%100.0%
BrookdaleCA1,9911,9910.3%100.0%
Pine CanyonCA1,8221,8220.3%100.0%
BorondaCA1,7101,7100.3%100.0%
ElkhornCA1,5651,5650.2%100.0%
Del Rey OaksCA1,5531,5530.2%100.0%
ChualarCA1,1901,1900.2%100.0%
LompicoCA1,1371,1370.2%100.0%
PasatiempoCA1,0411,0410.2%100.0%
Mount HermonCA1,0371,0370.2%100.0%
ZayanteCA7057050.1%100.0%
SpreckelsCA6736730.1%100.0%
Tres PinosCA4764760.1%100.0%
DavenportCA4084080.1%100.0%
Paradise ParkCA3893890.1%100.0%
Sand CityCA3283280.0%100.0%
San LucasCA2692690.0%100.0%
Moss LandingCA2042040.0%100.0%
Pajaro DunesCA1441440.0%100.0%

City population is shown in full; each city's share inside 831 is measured from Census tract centroids.

What counties does area code 831 cover?

CountyStatePopulation in 831% of area-code footprint% of County
Monterey CountyCA439,03557%100%
Santa Cruz CountyCA267,28235%99%
San Benito CountyCA64,2098%100%
Sources:

Has area code 831 been reported for unwanted calls?

Yes – 1,167 FTC complaints, May 29 – Oct 1, 2026.

  • 69% robocalls
  • ↑ 20% vs prior period
  • FTC data, retrieved 2026-10-05

Most-reported subjects

  • Other39%457
  • Reducing your debt (credit cards, mortgage, student loans)27%319
  • Calls pretending to be government, businesses, or family and friends12%144

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 831?

39% assigned to a telco

  • 80% Landline
  • 20% Wireless
  • 0% Unknown
PrefixUsageCarrier
(831)200-LandlinePeerless Network Of California
(831)201-WirelessNew Cingular Wireless Pcs
(831)202-LandlineMcimetro Access Transmission Services
(831)203-LandlineAmerican Messaging Services
(831)204-LandlineYmax Communications
(831)205-LandlineTeleport Communications America
(831)206-WirelessVerizon Wireless
(831)207-WirelessSprint Spectrum
(831)208-WirelessVerizon Wireless
(831)210-WirelessT-Mobile Usa
(831)212-WirelessSprint Spectrum
(831)214-WirelessNew Cingular Wireless Pcs
(831)215-LandlineHd Carrier
(831)216-LandlineTeleport Communications America
(831)217-LandlineTeleport Communications America
(831)218-LandlineTeleport Communications America
(831)219-LandlineTeleport Communications America
(831)220-LandlineVonage America
(831)221-LandlineIp Horizon
(831)222-LandlineTpx Communications
(831)223-LandlineLevel 3 Communications
(831)224-LandlineWavenation
(831)225-LandlineCenturylink Communications
(831)226-LandlineAt&T
(831)227-WirelessVerizon Wireless
(831)228-LandlineCharter Fiberlink Ca-Cco
(831)229-WirelessNew Cingular Wireless Pcs
(831)230-LandlineTelnyx
(831)231-LandlineOnvoy Spectrum
(831)232-LandlineIp Horizon
(831)233-LandlineLevel 3 Communications
(831)234-WirelessVerizon Wireless
(831)235-WirelessVerizon Wireless
(831)236-WirelessVerizon Wireless
(831)237-LandlineIp Horizon
(831)238-WirelessNew Cingular Wireless Pcs
(831)239-WirelessNew Cingular Wireless Pcs
(831)240-WirelessT-Mobile Usa
(831)241-LandlineAt&T
(831)242-LandlinePacific Bell
(831)243-WirelessCsc Wireless
(831)244-LandlineBandwidth.Com Clec
(831)245-WirelessVerizon Wireless
(831)246-WirelessVerizon Wireless
(831)247-WirelessVerizon Wireless
(831)249-LandlineAt&T
(831)250-LandlineIp Horizon
(831)251-WirelessNew Cingular Wireless Pcs
(831)252-WirelessNew Cingular Wireless Pcs
(831)253-LandlineTpx Communications
(831)254-WirelessNew Cingular Wireless Pcs
(831)255-LandlineNorth County Communication
(831)256-WirelessVerizon Wireless
(831)257-LandlineOnvoy
(831)258-WirelessNew Cingular Wireless Pcs
(831)259-LandlineTpx Communications
(831)260-WirelessNew Cingular Wireless Pcs
(831)261-WirelessNew Cingular Wireless Pcs
(831)262-WirelessVerizon Wireless
(831)263-LandlineIp Horizon
(831)264-LandlineBandwidth.Com Clec
(831)265-LandlineAt&T
(831)266-WirelessT-Mobile Usa
(831)267-LandlineTpx Communications
(831)268-LandlineOnvoy
(831)269-LandlineTeleport Communications America
(831)270-LandlineTpx Communications
(831)271-LandlineTelnyx
(831)272-LandlineOnvoy
(831)273-LandlineOnvoy
(831)274-LandlineLevel 3 Communications
(831)275-LandlineBandwidth.Com Clec
(831)276-LandlineTelnyx
(831)277-WirelessVerizon Wireless
(831)278-WirelessVerizon Wireless
(831)281-LandlineAmerican Messaging Services
(831)282-LandlineIp Horizon
(831)283-LandlineCommio
(831)285-LandlineBandwidth.Com Clec
(831)286-LandlineAmerican Messaging Services
(831)287-LandlineYmax Communications
(831)288-LandlineCharter Fiberlink Ca-Cco
(831)289-LandlineComcast Ip Phone
(831)290-LandlineTpx Communications
(831)291-WirelessVerizon Wireless
(831)292-WirelessNew Cingular Wireless Pcs
(831)293-LandlineLevel 3 Communications
(831)295-WirelessT-Mobile Usa
(831)296-LandlineLevel 3 Communications
(831)297-WirelessT-Mobile Usa
(831)298-LandlineOnvoy
(831)299-LandlineLevel 3 Communications
(831)300-LandlineLevel 3 Communications
(831)301-LandlinePeerless Network Of California
(831)302-LandlineLevel 3 Communications
(831)303-LandlinePeerless Network Of California
(831)304-LandlinePeerless Network Of California
(831)305-LandlineLevel 3 Communications
(831)306-LandlineLevel 3 Communications
(831)307-LandlineLevel 3 Communications
(831)308-LandlineBandwidth.Com Clec
(831)309-LandlineBandwidth.Com Clec
(831)313-LandlineCharter Fiberlink Ca-Cco
(831)315-LandlinePeerless Network Of California
(831)316-LandlineMcimetro Access Transmission Services
(831)318-LandlineOnvoy
(831)319-LandlineMcimetro Access Transmission Services
(831)320-WirelessVerizon Wireless
(831)322-LandlineOnvoy
(831)324-LandlineComcast Ip Phone
(831)325-WirelessSprint Spectrum
(831)331-WirelessNew Cingular Wireless Pcs
(831)332-WirelessNew Cingular Wireless Pcs
(831)333-LandlinePacific Bell
(831)334-WirelessNew Cingular Wireless Pcs
(831)335-LandlinePacific Bell
(831)336-LandlinePacific Bell
(831)337-LandlineMcimetro Access Transmission Services
(831)338-LandlinePacific Bell
(831)345-WirelessVerizon Wireless
(831)346-WirelessT-Mobile Usa
(831)348-LandlineFractel
(831)350-LandlineLevel 3 Communications
(831)353-LandlineOnvoy
(831)356-LandlineFractel
(831)359-LandlineLevel 3 Communications
(831)366-LandlineTon80 Communications
(831)372-LandlinePacific Bell
(831)373-LandlinePacific Bell
(831)375-LandlinePacific Bell
(831)382-LandlinePacific Bell
(831)383-LandlineMetropcs
(831)384-LandlinePacific Bell
(831)385-LandlinePacific Bell
(831)386-LandlinePacific Bell
(831)387-LandlineBandwidth.Com Clec
(831)388-LandlineOnvoy
(831)389-LandlinePinnacles Tel. Co.
(831)392-LandlinePacific Bell
(831)393-LandlinePacific Bell
(831)394-LandlinePacific Bell
(831)400-LandlineVoip Innovations
(831)401-LandlineLevel 3 Communications
(831)402-WirelessNew Cingular Wireless Pcs
(831)406-WirelessT-Mobile Usa
(831)417-LandlineRadiantiq
(831)418-LandlineAmerican Messaging Services
(831)419-WirelessNew Cingular Wireless Pcs
(831)420-LandlinePacific Bell
(831)421-LandlinePacific Bell
(831)422-LandlinePacific Bell
(831)423-LandlinePacific Bell
(831)424-LandlinePacific Bell
(831)425-LandlinePacific Bell
(831)426-LandlinePacific Bell
(831)427-LandlinePacific Bell
(831)428-WirelessSprint Spectrum
(831)429-LandlinePacific Bell
(831)430-LandlinePacific Bell
(831)431-LandlinePacific Bell
(831)432-LandlineFractel
(831)435-LandlinePacific Bell
(831)438-LandlinePacific Bell
(831)439-LandlinePacific Bell
(831)440-LandlinePacific Bell
(831)442-LandlinePacific Bell
(831)443-LandlinePacific Bell
(831)444-LandlinePacific Bell
(831)449-LandlinePacific Bell
(831)453-LandlineAt&T
(831)454-LandlinePacific Bell
(831)455-LandlinePacific Bell
(831)457-LandlinePacific Bell
(831)458-LandlinePacific Bell
(831)459-LandlinePacific Bell
(831)460-LandlinePacific Bell
(831)461-LandlinePacific Bell
(831)462-LandlinePacific Bell
(831)464-LandlinePacific Bell
(831)465-LandlinePacific Bell
(831)466-LandlinePacific Bell
(831)469-LandlinePacific Bell
(831)471-LandlinePacific Bell
(831)475-LandlinePacific Bell
(831)476-LandlinePacific Bell
(831)477-LandlinePacific Bell
(831)479-LandlinePacific Bell
(831)480-LandlineOnvoy
(831)484-LandlinePacific Bell
(831)498-LandlineIp Horizon
(831)500-LandlineOnvoy
(831)502-LandlinePacific Bell
(831)508-LandlineIp Horizon
(831)512-WirelessSprint Spectrum
(831)515-LandlineTpx Communications
(831)520-LandlineAmerican Messaging Services
(831)521-WirelessNew Cingular Wireless Pcs
(831)524-WirelessNew Cingular Wireless Pcs
(831)525-LandlineLevel 3 Communications
(831)529-LandlineFractel
(831)531-LandlineXo California
(831)532-LandlineXo California
(831)533-LandlineXo California
(831)534-LandlineXo California
(831)535-LandlineXo California
(831)536-LandlineXo California
(831)537-WirelessVerizon Wireless
(831)539-WirelessSprint Spectrum
(831)540-WirelessVerizon Wireless
(831)560-LandlineAmerican Messaging Services
(831)566-WirelessVerizon Wireless
(831)572-LandlineUtility Telecom Group
(831)574-LandlineTpx Communications
(831)576-LandlineOnvoy
(831)578-WirelessNew Cingular Wireless Pcs
(831)580-LandlineIp Horizon
(831)582-LandlinePacific Bell
(831)583-LandlinePacific Bell
(831)585-WirelessSprint Spectrum
(831)586-LandlineIp Horizon
(831)587-LandlineFractel
(831)588-WirelessVerizon Wireless
(831)593-LandlineCharter Fiberlink Ca-Cco
(831)594-WirelessNew Cingular Wireless Pcs
(831)595-WirelessNew Cingular Wireless Pcs
(831)596-WirelessNew Cingular Wireless Pcs
(831)597-LandlinePeerless Network Of California
(831)598-LandlineAmerican Messaging Services
(831)600-LandlineTpx Communications
(831)601-WirelessVerizon Wireless
(831)603-LandlineOnvoy
(831)604-LandlineOnvoy
(831)607-LandlineIp Horizon
(831)609-LandlineOnvoy
(831)610-LandlineOnvoy
(831)612-LandlineLevel 3 Communications
(831)613-LandlineBandwidth.Com Clec
(831)618-LandlineOnvoy
(831)620-LandlinePacific Bell
(831)621-LandlineLevel 3 Communications
(831)622-LandlinePacific Bell
(831)623-LandlinePacific Bell
(831)624-LandlinePacific Bell
(831)625-LandlinePacific Bell
(831)626-LandlinePacific Bell
(831)627-LandlinePacific Bell
(831)628-LandlinePacific Bell
(831)630-LandlinePacific Bell
(831)632-LandlinePacific Bell
(831)633-LandlinePacific Bell
(831)634-LandlinePacific Bell
(831)635-LandlinePacific Bell
(831)636-LandlinePacific Bell
(831)637-LandlinePacific Bell
(831)638-LandlinePacific Bell
(831)641-LandlinePacific Bell
(831)642-LandlinePacific Bell
(831)643-LandlinePacific Bell
(831)644-LandlinePacific Bell
(831)645-LandlinePacific Bell
(831)646-LandlinePacific Bell
(831)647-LandlinePacific Bell
(831)648-LandlinePacific Bell
(831)649-LandlinePacific Bell
(831)652-LandlineLevel 3 Communications
(831)653-LandlineIp Horizon
(831)655-LandlinePacific Bell
(831)656-LandlinePacific Bell
(831)657-LandlinePacific Bell
(831)658-LandlinePacific Bell
(831)659-LandlinePacific Bell
(831)661-LandlinePacific Bell
(831)662-LandlinePacific Bell
(831)663-LandlinePacific Bell
(831)664-LandlineLevel 3 Communications
(831)665-LandlineLevel 3 Communications
(831)666-LandlineOnvoy
(831)667-LandlinePacific Bell
(831)673-WirelessNew Cingular Wireless Pcs
(831)674-LandlinePacific Bell
(831)675-LandlinePacific Bell
(831)676-LandlineAt&T
(831)677-LandlineMatrix Telecom, Llc. S/I/I Tnci
(831)678-LandlinePacific Bell
(831)679-LandlinePacific Bell
(831)682-WirelessVerizon Wireless
(831)684-LandlinePacific Bell
(831)685-LandlinePacific Bell
(831)687-LandlinePacific Bell
(831)688-LandlinePacific Bell
(831)689-LandlinePacific Bell
(831)693-LandlinePinnacles Tel. Co.
(831)699-LandlineFractel
(831)703-LandlineLevel 3 Telecom Of California
(831)704-LandlineOnvoy
(831)705-LandlineTpx Communications
(831)706-LandlineLevel 3 Telecom Of California
(831)707-LandlineLevel 3 Telecom Of California
(831)708-LandlineBandwidth.Com Clec
(831)709-LandlineLevel 3 Communications
(831)710-WirelessNew Cingular Wireless Pcs
(831)713-WirelessVerizon Wireless
(831)717-LandlineTwilio International
(831)718-LandlineMcimetro Access Transmission Services
(831)722-LandlinePacific Bell
(831)724-LandlinePacific Bell
(831)726-LandlinePacific Bell
(831)728-LandlinePacific Bell
(831)731-LandlineIp Horizon
(831)732-LandlineLevel 3 Communications
(831)737-LandlineTpx Communications
(831)740-LandlineTeleport Communications America
(831)741-LandlineLevel 3 Communications
(831)744-WirelessVerizon Wireless
(831)747-LandlineAt&T
(831)750-WirelessSprint Spectrum
(831)751-LandlinePacific Bell
(831)753-LandlinePacific Bell
(831)754-LandlinePacific Bell
(831)755-LandlinePacific Bell
(831)756-LandlineUtility Telecom Group
(831)757-LandlinePacific Bell
(831)758-LandlinePacific Bell
(831)759-LandlinePacific Bell
(831)760-WirelessSprint Spectrum
(831)761-LandlinePacific Bell
(831)763-LandlinePacific Bell
(831)768-LandlinePacific Bell
(831)769-LandlinePacific Bell
(831)770-LandlinePacific Bell
(831)771-LandlinePacific Bell
(831)772-LandlinePacific Bell
(831)774-LandlineTpx Communications
(831)775-LandlinePacific Bell
(831)776-WirelessSprint Spectrum
(831)777-LandlineOnvoy
(831)778-LandlineLevel 3 Communications
(831)783-LandlinePacific Bell
(831)784-LandlinePacific Bell
(831)785-LandlineMetropcs
(831)786-LandlinePacific Bell
(831)788-LandlineFractel
(831)789-LandlineMatrix Telecom, Llc. S/I/I Tnci
(831)794-LandlineMetropcs
(831)796-LandlinePacific Bell
(831)800-LandlineSkyetel
(831)801-WirelessVerizon Wireless
(831)809-WirelessVerizon Wireless
(831)818-WirelessVerizon Wireless
(831)821-WirelessVerizon Wireless
(831)824-LandlineTeleport Communications America
(831)830-LandlineOnvoy
(831)833-LandlineCommio
(831)837-LandlineTon80 Communications
(831)840-WirelessNew Cingular Wireless Pcs
(831)842-LandlineFractel
(831)844-LandlineTon80 Communications
(831)850-LandlineOnvoy
(831)851-LandlineOnvoy
(831)854-LandlineMatrix Telecom, Llc. S/I/I Tnci
(831)855-LandlinePeerless Network Of California
(831)856-LandlineBandwidth.Com Clec
(831)867-LandlineCommio
(831)869-WirelessSprint Spectrum
(831)877-LandlineFractel
(831)883-LandlinePacific Bell
(831)884-LandlinePacific Bell
(831)886-LandlineNuso
(831)887-LandlineTerra Nova Telecom
(831)888-LandlineOnvoy
(831)889-LandlineUtility Telecom Group
(831)899-LandlinePacific Bell
(831)900-LandlineOnvoy
(831)901-WirelessSprint Spectrum
(831)902-WirelessSprint Spectrum
(831)905-WirelessNew Cingular Wireless Pcs
(831)912-LandlineAmerican Messaging Services
(831)915-WirelessNew Cingular Wireless Pcs
(831)917-WirelessNew Cingular Wireless Pcs
(831)920-LandlineLevel 3 Communications
(831)921-LandlineLevel 3 Communications
(831)946-LandlineFractel
(831)948-LandlineUtility Telecom Group
(831)970-WirelessSprint Spectrum
(831)975-LandlineComcast Ip Phone
(831)996-LandlineIp Horizon
(831)998-LandlineMcimetro Access Transmission Services
(831)999-LandlinePeerless Network Of California

Frequently Asked Questions about the 831 Area Code

Who called me from a 831 number?

20% of its assigned prefixes are wireless. Largest holders: Pacific Bell, New Cingular Wireless Pcs, and Verizon Wireless.

Is 831 a scam area code?

Carriers hold 39% of its possible prefixes.

Why do I keep getting calls from the 831 area code?

Complaints rose 20% on the prior period.

Should I answer an unknown 831 number?

69% of its FTC complaints were robocalls. Its most-reported specific subject was "Reducing your debt (credit cards, mortgage, student loans)", at 27%.

How do I block calls from the 831 area code?

Blocking 831 blocks numbers in 60 cities.

Where is area code 831?

831 covers 60 cities and 770,526 residents in 3 California counties, led by Monterey, Santa Cruz, and San Benito.

When did area code 831 go into service?

831 went into service on July 11, 1998. It was split from 408.

Is 831 a real area code?

Yes: 41 carriers hold its prefixes, serving 60 cities in Monterey, Santa Cruz, and San Benito counties.

What timezone is the 831 area code in?

831 is on Pacific Time (PT).

How do I call a 831 number from abroad?

Dial +1 831, then the number.

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