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Local 510 numbers

Get a 510 phone number for Oakland and the East Bay.

Ask for 510 when you create a number on ExpressNumber, and the number you hand out reads as Oakland, Berkeley and the rest of the East Bay. Calls ring the phone you already carry, and you burn the number when you are done.

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This is how you get a 510 number.

  1. Start your 7 days free and open Create a number.
  2. Type 510 as the area code and give the number a name.
  3. Hand it out. Calls ring the phone you already carry, and texts land in your inbox.
  4. Burn it in one tap when you are done. Calls and texts to it stop at once.
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People ask for 510 when the search is around Oakland and Berkeley.

A room in a shared house near Berkeley draws calls from strangers.

Put a 510 number on the listing, take the calls on your own phone and burn the number the day the room is taken.

A band or a pop-up that plays around Oakland needs a booking number.

Print a 510 number on the flyer, set it to Texts only after the show and end it when the tour is over.

A bike or a sofa for sale brings buyers from across the bay.

Post a 510 number with the photos, keep your own number off the ad and burn the number when the sale is done.

This is where a 510 number is from.

Area code 510 covers the western parts of Alameda County and Contra Costa County, the East Bay.

In Alameda County it serves Alameda, Albany, Berkeley, Emeryville, Fremont, Hayward, Newark, Oakland, Piedmont, San Leandro and Union City. In Contra Costa County it serves El Cerrito, Hercules, Pinole, Richmond and San Pablo.

  • Oakland
  • Fremont
  • Hayward
  • Berkeley
  • Richmond
  • San Leandro
  • Alameda
  • Union City
  • Newark
  • San Pablo
  • Hercules
  • El Cerrito

These are the facts about area code 510.

From the public records of the body that runs US phone numbering, read October 21, 2026.

Place
Oakland and the East Bay, California
In service since
1991
Local calls are dialed with
1 plus ten digits
Shares its area with
341 (2019)
Split from
415 (1947)
Codes split from it
925 (1998)

510 was split from 415 and entered service in September 1991. In 1998 the part of the area east of the hills was split off as 925, and Oakland, Berkeley, Richmond and Fremont kept 510.

A second code, 341, was laid over the same area. The California Public Utilities Commission approved the overlay on June 21, 2018, dialing 1 plus all ten digits became mandatory on June 22, 2019, and 341 entered service on July 22, 2019.

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Then pick the plan that fits how many numbers you hand out.

Basic

7 days free

$9.99/mo

  • 5 numbers, one for each site, store or dealer
  • 100 forwarded minutes a month
  • Burn a number in one tap
  • Extra numbers $1 a month each
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Pro

7 days free

$29.99/mo

  • 100 numbers
  • 1,000 forwarded minutes a month
  • A number per vendor, client or listing
  • Extra numbers 50¢ a month each
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$0 today. Monthly plans, cancel any time.

People ask these questions about getting a 510 number.

More in the full FAQ.

Create a number in your dashboard, type 510 as the area code and give it a name, such as Room for rent. It is live in about a minute. You do not need to live in the East Bay: calls ring the phone you already carry.

Yes, for taking calls and texts. A photographer, a mover or a tutor in Fremont or Hayward can put a 510 number on the flyer and the website, take the calls on their own phone and burn the number when the work moves on.

Yes. The 510 area takes in Oakland, Berkeley, Fremont, Hayward, Richmond, San Leandro and Alameda. 341 numbers cover the same area, and cities east of the hills use 925.

No. Your numbers are receive-only: they take calls and texts, and they never make them. You answer calls on your own phone, and you cannot reply to a text from the inbox.

You get 7 days free and pay $0 today. After 7 days your plan starts: $9.99 a month for Basic or $29.99 a month for Pro. Cancel before then and you pay nothing.

More area codes

Every fact on this page comes from public numbering records.

The state, the dates and the related codes are rows of the North American Numbering Plan Administrator's area code database. The places are from its planning letters and the state’s own pages. Read October 21, 2026.

Put 510 on a number you can burn.

Hand out a number you can burn. Keep the one your family calls.

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