Area code 837
Area code 837 is a telephone area code in the North American Numbering Plan. It serves California, the United States.
- 837area code
- CACalifornia
- UScountry
- 31-Jan-25in service
How to dial a 837 number
From within the United States and Canada, dial 1, then 837, then the seven-digit number. From another country, dial your international access code, then +1 837 and the seven-digit number.
Area code 837 covers the same territory as 530. When several area codes share one area like this, it is called an overlay.
Other area codes in California
209, 213, 279, 310, 323, 341, 350, 357, 369, 408, 415, 424, 442, 510, 530, 559, 562, 619, 626, 628, 650, 657, 661, 669, 707, 714, 738, 747, 760, 805, 818, 820, 831, 840, 858, 909, 916, 925, 949, 951
Frequently asked questions
Where is area code 837?
Area code 837 serves California, the United States.
What is the country code for a 837 number?
Numbers with North American area codes use the country calling code +1.