Prefix Information

The prefix 670 is part of area code 650 serving San Mateo, California.

This exchange contains 10,000 possible phone numbers (650-670-0000 through 650-670-9999).

Browse Numbers in This Prefix

650-670-0000-0999 650-670-1000-1999 650-670-2000-2999 650-670-3000-3999 650-670-4000-4999 650-670-5000-5999 650-670-6000-6999 650-670-7000-7999 650-670-8000-8999 650-670-9000-9999

Sample Numbers

(650) 670-0000 (650) 670-1234 (650) 670-2000 (650) 670-3333 (650) 670-4444 (650) 670-5555 (650) 670-6000 (650) 670-7777 (650) 670-8888 (650) 670-9999