An apartment for rent in Walnut Creek or Pleasanton draws calls from many strangers.
List it with a 925 number, take the calls on your own phone and burn the number once the lease is signed.
Local 925 numbers
Get a 925 phone number for Concord, Walnut Creek and Livermore.
Ask for 925 when you create a number on ExpressNumber, and the number you hand out reads as Concord, Walnut Creek and the towns around them. It rings the phone you already carry, and you burn it in one tap.
$0 todayLive in about a minute
This is how you get a 925 number.
- Start your 7 days free and open Create a number.
- Type 925 as the area code and give the number a name.
- Hand it out. Calls ring the phone you already carry, and texts land in your inbox.
- Burn it in one tap when you are done. Calls and texts to it stop at once.
9:41
Your numbers
Apartment for rent
(925) 555-0138
Forwarding
Used bike
(925) 555-0165
Texts only
Roofing quote
(925) 555-0112
Blocked
People ask for 925 when the search is in Concord, Walnut Creek or Livermore.
A used car or a bike for sale near San Ramon brings texts from buyers all week.
Post a 925 number with the photos, set it to Texts only and keep your own number off the ad.
A moving job or a roofing quote in Antioch ends in follow-up calls.
Give each company its own 925 number. Block the ones you did not choose.
This is where a 925 number is from.
Area code 925 covers most of Contra Costa County and a small portion of Alameda County, as the California Public Utilities Commission puts it. It has never had a second code laid over it.
The numbering administrator names Concord, Martinez, Dublin and Livermore among the places that moved to 925, and its serving list includes Walnut Creek, Pleasanton, San Ramon, Antioch, Pittsburg, Brentwood, Danville and Lafayette. Oakland, Berkeley and Fremont stayed with 510.
Concord, Walnut Creek and Livermore, CA
Area code 925 and the codes around it, oldest first.
1991
510
Split from
1998
925
This code
- Concord
- Walnut Creek
- Pleasanton
- Livermore
- San Ramon
- Antioch
- Pittsburg
- Dublin
- Brentwood
- Danville
- Martinez
- Oakley
These are the facts about area code 925.
From the public records of the body that runs US phone numbering, read October 21, 2026.
- Place
- Concord, Walnut Creek and Livermore, California
- In service since
- 1998
- Local calls are dialed with
- 1 plus ten digits
- Shares its area with
- No other code
- Split from
- 510 (1991)
925 was split from 510 and entered service on March 14, 1998. The areas to the east, including Martinez, Concord, Dublin and Livermore, took the new code.
Dialing 1 plus all ten digits for local calls became mandatory in October 2021. No overlay has been added since.
Try it free for 7 days.
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
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
$0 today. Monthly plans, cancel any time.
People ask these questions about getting a 925 number.
More in the full FAQ.
Create a number in your dashboard, type 925 as the area code and give it a name, such as Apartment for rent. It is live in about a minute. You do not need to live in California: calls ring the phone you already carry.
Yes, for taking calls and texts. A roofer, a tutor or a mover in Concord can put a 925 number on the flyer and the website, take the calls on their own phone and burn the number when the job is done.
Yes. The 925 area takes in Concord, Walnut Creek, Pleasanton, Livermore, San Ramon and Danville.
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 925 on a number you can burn.
Hand out a number you can burn. Keep the one your family calls.
Try it free for 7 days