310 Area Code

California, USA

Local time now · Pacific Time

12:44 AM

Area code 310 is in California, USA, serving Los Angeles, Torrance, Lynwood and West Hollywood. It uses Pacific Time — the time there now is 12:44 AM. 424 is an overlay for the same area, so local calls need 10-digit dialing. In service since 1991.

Area code	310
Location	California, USA
Major cities	Los Angeles, Torrance, Lynwood, West Hollywood, West Rancho Dominguez, Lennox, El Segundo, Palos Verdes Estates
Time zone	Pacific Time
Overlay codes	424
In service since	1991

Other area codes in California

209 213 279 323 341 350 357 369 408 415 442 510 530 559 562 619 626 628 650 657 661 669 707 714 738 747 760 805 818 820 831 837 840 858 909 916 925 949 951

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Frequently asked questions

Where is area code 310?

California, USA — including Los Angeles, Torrance, Lynwood, West Hollywood and West Rancho Dominguez.

What time zone is area code 310?

Pacific Time.

How do I call a 310 number from abroad?

Dial your international access code, then 1 (the country code), then 310 and the 7-digit number — for example +1 310 555 0100. From the UK or India dial 00 1 310 …; from Bangladesh 00 1 310 … .

Is a call from 310 a scam?

Not by itself — 310 is an ordinary geographic area code in California. Numbers can be spoofed, so be careful with unexpected calls asking for money or personal details.

Sources: North American Numbering Plan Administrator (NANPA) NPA database (10/25/2026); major cities from Wikidata (CC0). An area code shows where a number was first assigned — with number portability and mobile phones, the caller may be anywhere.