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Colton, CA Area Codes

Colton, California (population 53,383) uses area codes 909 and 840.

Area code909
Area code840
Time zonePacific
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ColtonSan BernardinoFontanaOntarioRancho CucamongaPomonaRialtoChinoUplandChino HillsRedlandsEastvaleHighlandColton
Colton and nearby cities in area code 909

Carriers with Colton numbers

51 prefixes are assigned to the Colton exchange: 16% mobile, 20% VoIP and cable, 65% landline.

CarrierPrefixes
AT&T (Pacific Bell)20
Spok5
AT&T Mobility3
Verizon Wireless3
Lumen (Level 3)3
Verizon Business (MCImetro)2
Bandwidth2
Onvoy (Sinch)2

Area codes used in Colton

Area codePrefixes serving ColtonMain carriers in this code
90945Frontier, T-Mobile, AT&T Mobility
8406T-Mobile, Fractel, Onvoy (Sinch)

Colton phone number prefixes

Numbers starting with these first six digits were originally assigned to the Colton exchange.

Nearby cities in area code 909

Questions

What is the area code for Colton, CA?
Colton uses 2 area codes: 909 and 840. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Colton in?
Colton is in the Pacific time zone.