510 area code
Area code 510 is in California, including Oakland, Fremont, Berkeley and Hayward. It's on Pacific Time.
Pacific Time
--:--
() ·
Is it a good time to call 510?
Checking…
Business hours are taken as 9 AM to 5 PM on weekdays. US telemarketing rules only allow sales calls between 8 AM and 9 PM local time.
Cities in area code 510
| City | Time zone |
|---|---|
| Oakland, CA | Pacific Time |
| Fremont, CA | Pacific Time |
| Berkeley, CA | Pacific Time |
| Hayward, CA | Pacific Time |
| San Leandro, CA | Pacific Time |
| Alameda, CA | Pacific Time |
| Union City, CA | Pacific Time |
| Richmond, CA | Pacific Time |
| Hercules, CA | Pacific Time |
| Castro Valley, CA | Pacific Time |
| Emeryville, CA | Pacific Time |
| Pinole, CA | Pacific Time |
Other area codes in California
- 209
- 213
- 279
- 310
- 323
- 341
- 350
- 369
- 408
- 415
- 424
- 442
- 530
- 559
- 562
- 619
- 626
- 628
- 650
- 657
- 661
- 669
- 707
- 714
- 738
- 747
- 760
- 805
- 818
- 820
- 831
- 840
- 858
- 909
- 916
- 925
- 949
- 951
More: look up another area code · time zone converter · US time zones map
Questions people ask
Where is area code 510?
Area code 510 is in California, including Oakland, Fremont, Berkeley and Hayward.
What time zone is area code 510?
510 is on Pacific Time (UTC−8, UTC−7 in summer).
What time is it in area code 510 right now?
The live clock at the top of this page shows the current local time in area code 510.