Area code 510: Oakland, California
Area code 510 is a California code serving Oakland, Fremont and Berkeley, on Pacific Time. It overlays 341, so numbers in the same area may start with any of them. From abroad, dial +1 510 and the 7-digit number.
Updated
At a glance
- State
- California
- Places served
- Oakland, Fremont, Berkeley
- Time zone
- Pacific TimeUTC−8, UTC−7 in summer
- Overlay codes
- 341Same area, assigned when numbers ran short.
- Country
- United States (+1)
- Number format
- (510) 555-0123+1 510 555 0123 in international format
How to call a 510 number
All +1 numbers are 10 digits: the 3-digit area code and a 7-digit local number.
| Calling from | Dial |
|---|---|
| Inside the US or Canada | 1 510 555 0123 |
| The UK and most of Europe | 00 1 510 555 0123 |
| Australia | 0011 1 510 555 0123 |
| Any mobile | +1 510 555 0123 |
555-0123 is a placeholder; use the real 7-digit number.
Get a (510) number without living there
A callmins US number costs $2.00/month, no setup fee. It rings in your browser or the callmins app anywhere in the world, receives texts, and needs no ID or local address. When you buy, search by area code to look for a 510 number.
Availability changes daily
Popular codes sell out. If there's no 510 number free, try the overlay code 341 or another California code below. US numbers don't receive WhatsApp codes; use a UK number for that.
Other California area codes
- 209Stockton
- 213Los Angeles
- 279Sacramento
- 310Santa Monica
- 323Los Angeles
- 341Oakland
- 350Stockton
- 357Fresno
- 369Santa Rosa
- 408San Jose
- 415San Francisco
- 424Santa Monica
- 442Oceanside
- 530Redding
- 559Fresno
- 562Long Beach
- 619San Diego
- 626Pasadena
- 628San Francisco
- 650Palo Alto
- 657Anaheim
- 661Bakersfield
- 669San Jose
- 707Santa Rosa
- 714Anaheim
- 738Los Angeles
- 747Burbank
- 760Oceanside
- 805Santa Barbara
- 818Burbank
- 820Santa Barbara
- 831Salinas
- 837Redding
- 840San Bernardino
- 858San Diego
- 909San Bernardino
- 916Sacramento
- 925Concord
- 949Irvine
- 951Riverside
Questions people ask
Where is area code 510?
Area code 510 is in California, the United States. It serves Oakland, Fremont and Berkeley, and shares the same area with 341 (overlay codes).
What time zone is area code 510?
Area code 510 is on Pacific Time (UTC−8, UTC−7 in summer). Where an area straddles a time-zone line, this is the time most of its callers keep.
How do I call a 510 number from abroad?
Dial your exit code, then 1, then 510 and the 7-digit number: 00 1 510 from the UK and most of Europe, or +1 510 from any mobile. Inside the US and Canada, dial 1 510 and the number.
Is a call from area code 510 a scam?
510 is an ordinary geographic area code, not a premium-rate or toll-free one. But caller ID can be faked, so a familiar-looking local code proves nothing about who is calling. Don't share codes or payment details with an unexpected caller.
Can I get a 510 phone number?
You can search callmins for a 510 number when you buy a US number ($2.00/month, no setup fee). Which area codes have numbers free changes daily; if 510 has none, pick a nearby or overlay code such as 341.
Related
A 510 number, in your browser.
$2.00/month, no setup fee. Calls and texts on your laptop or phone, from anywhere.
Area code details are compiled from North American Numbering Plan assignments and list the best-known places served; check NANPA for the full boundary.