A local number. A little more freedom.
Get a 831
phone number.
A local number for Salinas, CA. Call and text over WiFi or mobile data, on the phone you already have.
- Calls and texts
- No extra SIM
- Location
- Salinas, California
- Time zone
- Pacific (GMT -8)
Where is area code 831 located?
Area code 831 is a California area code, serving Salinas, CA and nearby cities including Monterey, Santa Cruz. It is in the Pacific (GMT -8) time zone.
Who is calling from area code 831?
A 831 call comes from a number assigned to the Salinas, CA area, which can be a mobile, a landline or an app-based number like AvoCall's. Caller ID can be faked from any area code, so if you don't know the number, let it go to voicemail and never share a code you didn't ask for.
How do I get a 831 phone number?
Pick an available 831 number and sign up for AvoCall. Your new Salinas, CA number works for calls and texts on your existing phone over WiFi or data. No second SIM is needed. Right now 20 numbers in the 831 area code are available on this page (checked October 11, 2026 at 8:49 AM UTC).
Find one that feels like yours
Choose a 831 number
20 numbers listed · Checked October 11, 2026 at 8:49 AM UTC.
- (831) 306-9363Salinas, CA
- (831) 230-5818Salinas, CA
- (831) 525-7150King City, CA
- (831) 257-8272Aptos, CA
- (831) 293-1558Carmel, CA
- (831) 525-7823King City, CA
- (831) 230-1881Monterey, CA
- (831) 703-7037Boulder Creek, CA
- (831) 268-1204Felton, CA
- (831) 215-0780Monterey, CA
- (831) 703-7979Boulder Creek, CA
- (831) 204-4878Monterey, CA
- (831) 221-3823San Ardo, CA
- (831) 525-7665King City, CA
- (831) 329-0308Salinas, CA
- (831) 428-0656Santa Cruz, CA
- (831) 230-5446Monterey, CA
- (831) 340-7204Santa Cruz, CA
- (831) 268-1877Felton, CA
- (831) 293-1392Carmel, CA
Every number requires an AvoCall plan. Current web pricing is verified at checkout, and number availability changes often.
About the 831 area code
Since 1998, area code 831 has covered Monterey, Salinas, and Santa Cruz in California. Everyone in the territory keeps Pacific Time (GMT -8).
The code was born in a split that year, when its ground was cut away from area code 408. It has operated by itself from the start, with a single code handling the territory and no overlay in place.
Dialing note: 831 was carved out of the 408 territory and went into service in 1998.
Numbering details on this page (service dates and overlay status) are checked against the NANPA numbering registry. Registry data as of 10/08/2026.
831 phone number FAQ
- Can I receive verification codes on a 831 number?
- AvoCall 831 numbers support calling and messaging. Verification-text compatibility varies by sender; short-code and 2FA delivery is not guaranteed.
- Which 831 numbers are available right now?
- As of October 11, 2026 at 8:49 AM UTC, 20 831 numbers were available to claim on this page. Inventory is re-checked hourly and changes as numbers are claimed, and availability is confirmed at checkout. See the current list.