Cities in area code 310
310 numbers are anchored to 17 rate centers across California. Each row shows how many active prefixes the locality holds — a direct measure of its numbering footprint.
Ranked by active prefixes, the code's territory runs through Compton:gardena Da, Beverly Hills, Santa Monica:santa Monica Da, West Los Angeles, Santa Monica:mar Vista Da, Inglewood, Redondo and Compton:compton Da, and 8 smaller communities down to single-prefix localities.
Metropolitan coverage: 17 rate centers belong to FCC top-100 metro areas.
Overlap note: 17 localities are shared with other area codes, so a neighbor's number may differ in its first three digits.
Clock-wise the coverage is Pacific.
A caller's real location can differ: numbers port between carriers and follow their owners when they move. Use the prefix tables to see where a specific number block was issued.
| Locality (rate center) | Active prefixes | Metro area | All codes serving it |
|---|---|---|---|
| Compton:gardena Da | 124 | Los Angeles-Long Beach-Anaheim, CA | 213, 310, 424, 562 |
| Beverly Hills | 113 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Santa Monica:santa Monica Da | 84 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| West Los Angeles | 69 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Santa Monica:mar Vista Da | 54 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Inglewood | 49 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Redondo | 44 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Compton:compton Da | 44 | Los Angeles-Long Beach-Anaheim, CA | 310, 424, 562 |
| El Segundo | 39 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Culver City | 36 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| San Pedro | 35 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Torrance | 33 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Hawthorne | 31 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Lomita | 14 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Malibu | 12 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Avalon | 3 | Los Angeles-Long Beach-Anaheim, CA | 310, 424 |
| Lakewood | 2 | Los Angeles-Long Beach-Anaheim, CA | 310, 562 |
FAQ
What is the biggest city in area code 310?
Compton:gardena Da holds the most active prefixes (124), making it the code's largest numbering locality.
How many places does 310 cover?
17 rate centers in California hold active 310 prefixes, from Compton:gardena Da down to communities with a single prefix.
Does a 310 number guarantee the caller lives in one of these places?
No — the tables show where number blocks were issued. Porting and VoIP let people keep or acquire numbers anywhere.