650 Area Code
Except for the northernmost part, San Mateo County is serviced by the 650 area code. It also includes the northwest part of Santa Clara County (Palo, Alto, Mountain view, and Los Altos). The code itself was created in 1997 as a split from the 415. Home to Redwood City (the county seat), the Pigeon Point Lighthouse, San Francisco International Airport, Kohl Mansion, and the Crystal Springs Reservoir, the area code contains a county that is among the 20 most affluent counties in the United States.
Area code 650 covers 28 cities in California. 27 area codes are used by California for approximately 36756666 residents. Its in the Pacific Time Zone.8 service providers including, O1 Communications, Bandwidth.com , T-mobile , Sprint Pcs, At&t Mobility, The Telephone, Tw Telecom, Level 3, and more service this area code through 3141 telephone exchanges.
Other California Area Codes:
209 213 310 323 408 415 424 510 530 559 562 619 626 661 707 714 730 760 805 818 831 858 909 916 925 949 951
Recently Searched 650 #'s:
| Phone | City | Carrier | Type |
| 650-595-2274 | San Carlos-belmont | At&t California | Landline |
| 650-212-1008 | San Mateo | At&t California | Landline |
| 650-390-9409 | Mountain View | At&t California | Landline |
| 650-938-5968 | Mountain View | At&t California | Landline |
| 650-589-1499 | South San Francisco | At&t California | Landline |