Area code 831 is the North American Numbering Plan. It is for the small region in California. It supplies the area of Monterey country, Santa Cruz, and San Benito country.
History:
This area code was formed after its split from area code 408 in 1998.
Location:
The area code serves the states of California and the major city under this area code is Salinas.
Timezone:
The Pacific time zone covers this area code and the pacific time zone can also be called the America /Los Angeles time zone.

Countries included in this area code
COUNTRY | TOTAL POPULATION | % OF 831 | % OF COUNTRY |
Monterey | 415,057 | 52% | 62% |
Santa Clara | 1,781,042 | 4% | 14% |
Santa Cruz | 262,382 | 13% | 93% |
San Benito | 55,269 | 31% | 100% |
Cities included in this area code:
CITY | TOTAL POPULATION | % OF 831 | % OF CITY |
Salinas | 150,441 | 1% | 100% |
Santa Cruz | 59,946 | 0% | 100% |
Watsonville | 51,199 | 0% | 100% |
Hollister | 34,928 | 0% | 100% |
Seaside | 33,025 | 0% | 100% |
Monterey | 27,810 | 0% | 100% |
Soledad | 25,738 | 0% | 100% |
Marina | 19,718 | 0% | 100% |
Prunedale | 17,560 | 0% | 100% |
Live oak | 17,158 | 0% | 100% |
Greenfield | 16,330 | 0% | 100% |
Pacific grove | 15,041 | 0% | 100% |
King city | 12,874 | 0% | 100% |
Scotts valley | 11,580 | 0% | 100% |
Capitola | 9,918 | 0% | 100% |
Soquel | 9,644 | 0% | 100% |
Rio del mar | 9,216 | 0% | 100% |
Gonzales | 8,187 | 0% | 100% |
Interlaken | 7,321 | 0% | 100% |
Castroville | 6,481 | 1% | 100% |
Ben lomond | 6,234 | 0% | 100% |
Aptos | 6,220 | 0% | 100% |
Pleasure point | 5,846 | 0% | 100% |
Boulder creek | 4,923 | 0% | 100% |
Twin lake | 4,917 | 0% | 100% |
Det monte forest | 4,514 | 0% | 100% |
Carmel valley village | 4,407 | 0% | 100% |
Felton | 4,057 | 0% | 100% |
Carmel by the sea | 3,722 | 0% | 100% |
Amati | 3,478 | 0% | 100% |
Day valley | 3,409 | 0% | 100% |
Seacliff | 3,267 | 0% | 100% |
Freedom | 3,070 | 0% | 100% |
Pajaro | 3,070 | 0% | 100% |
Las lamas | 3,024 | 0% | 100% |
Ridgemark | 3,016 | 0% | 100% |
La selva beach | 2,843 | 0% | 100% |
Bonny Doon | 2,678 | 0% | 100% |
Aromas | 2,650 | 1% | 100% |
Aptos Hills Larkin valley | 2,381 | 0% | 100% |
Corralitos | 2,362 | 0% | 100% |
Brookdale | 1,991 | 0% | 100% |
San juan bautista | 1,862 | 0% | 100% |
Pine canyon | 1,822 | 0% | 100% |
Boronda | 1,710 | 0% | 100% |
Del rey oaks | 1,624 | 0% | 100% |
Elkhorn | 1,565 | 0% | 100% |
Chualar | 1,190 | 0% | 100% |
Lompico | 1,137 | 0% | 100% |
Pasatiempo | 1,041 | 0% | 100% |
Frequently asked questions:
Which country has 831 area codes?
It is for the small region in California. It supplies the area of Monterey country, Santa Cruz, and San Benito country.
What is the location of the 831 area code?
The area code serves the states of California and the major city under this area code is Salinas.
What is the timezone of the 831 area code?
The Pacific time zone covers this area code and the Pacific time zone can also be called the America /Los Angeles time zone.
Is area code 831 toll-free?
No, it is not a toll-free area code as every call and message will be charged according to duration.
Is area code 831 a scam?
No, the area code is not a scam but there are scammers everywhere who can call you with this area code number so you need to be aware and block the number immediately if you find it suspicious.
Conclusion:
Area code 831 is the North American Numbering Plan. It is for the small region in California. It supplies the area of Monterey country, Santa Cruz, and San Benito country. This area code was formed after its split from area code 408 in 1998. The area code serves the states of California and the major city under this area code is Salinas. The Pacific time zone covers this area code and the Pacific time zone can also be called the America /Los Angeles time zone.
For more, you may also read: area code 820.