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West Carson, CA Area Codes
West Carson, California (population 21,909) uses area codes 424 and 310.
West Carson has no telephone exchange of its own in NANPA records; it is served by the Lomita exchange about 4 km away.
Carriers with West Carson numbers
30 prefixes are assigned to the Lomita exchange: 17% mobile, 37% VoIP and cable, 47% landline.
| Carrier | Prefixes |
|---|---|
| AT&T (Pacific Bell) | 9 |
| Onvoy (Sinch) | 5 |
| Verizon Business (MCImetro) | 3 |
| Verizon Wireless | 3 |
| T-Mobile | 2 |
| Fractel | 2 |
| Metropcs Networks | 1 |
| At&T Enterprises | 1 |
Area codes used in West Carson
| Area code | Prefixes serving West Carson | Main carriers in this code |
|---|---|---|
| 424 | 16 | Onvoy (Sinch), T-Mobile, Bandwidth |
| 310 | 14 | AT&T (Pacific Bell), Frontier, AT&T Mobility |
West Carson phone number prefixes
Numbers starting with these first six digits were originally assigned to the Lomita exchange.
424-203Verizon Business (MCImetro)424-222Metropcs Networks424-250Onvoy (Sinch)424-251Verizon Wireless424-263At&T Enterprises424-305Verizon Wireless424-328Lumen (CenturyLink)424-347Verizon Business (MCImetro)424-378Onvoy (Sinch)424-401Comcast (Xfinity)424-461Commio424-495Onvoy (Sinch)424-516T-Mobile424-564Onvoy (Sinch)424-667Fractel424-688Fractel310-257AT&T (Pacific Bell)310-304Onvoy (Sinch)310-325AT&T (Pacific Bell)310-326AT&T (Pacific Bell)310-517AT&T (Pacific Bell)310-530AT&T (Pacific Bell)310-534AT&T (Pacific Bell)310-539AT&T (Pacific Bell)310-602Verizon Business (MCImetro)310-626Lumen (Level 3)310-784AT&T (Pacific Bell)310-891AT&T (Pacific Bell)310-986T-Mobile310-997Verizon Wireless
Nearby cities in area code 424
- Torrance
- Inglewood
- Carson
- Compton
- Santa Monica
- Hawthorne
- Redondo Beach
- Lynwood
- Florence-Graham
- Gardena
- Rancho Palos Verdes
- Culver City
Questions
- What is the area code for West Carson, CA?
- West Carson uses 2 area codes: 424 and 310. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is West Carson in?
- West Carson is in the Pacific time zone.