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Torrance, CA Area Codes

Torrance, California (population 138,391) uses area codes 310 and 424.

Area code310
Area code424
Time zonePacific
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TorranceInglewoodCarsonComptonSanta MonicaHawthorneRedondo BeachLynwoodFlorence-GrahamGardenaRancho Palos VerdesCulver CityWestmontTorrance
Torrance and nearby cities in area code 310

Carriers with Torrance numbers

57 prefixes are assigned to the Torrance exchange: 30% mobile, 37% VoIP and cable, 33% landline.

CarrierPrefixes
AT&T (Pacific Bell)14
T-Mobile8
Onvoy (Sinch)7
Lumen (Level 3)5
AT&T Mobility5
Verizon Business (MCImetro)4
Verizon Wireless4
AT&T (Teleport)3

Area codes used in Torrance

Area codePrefixes serving TorranceMain carriers in this code
31033AT&T (Pacific Bell), Frontier, AT&T Mobility
42424Onvoy (Sinch), T-Mobile, Bandwidth

Torrance phone number prefixes

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

Nearby cities in area code 310

Questions

What is the area code for Torrance, CA?
Torrance uses 2 area codes: 310 and 424. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Torrance in?
Torrance is in the Pacific time zone.