Area code 357
Area code 357 is a telephone area code in the North American Numbering Plan. It serves California, the United States.
- 357area code
- CACalifornia
- UScountry
- 26-Mar-25in service
How to dial a 357 number
From within the United States and Canada, dial 1, then 357, then the seven-digit number. From another country, dial your international access code, then +1 357 and the seven-digit number.
Area code 357 covers the same territory as 559. 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, 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, 837, 840, 858, 909, 916, 925, 949, 951
Frequently asked questions
Where is area code 357?
Area code 357 serves California, the United States.
What is the country code for a 357 number?
Numbers with North American area codes use the country calling code +1.