Prefix Information

The prefix 642 is part of area code 650 serving San Mateo, California.

This exchange contains 10,000 possible phone numbers (650-642-0000 through 650-642-9999).

Browse Numbers in This Prefix

650-642-0000-0999 650-642-1000-1999 650-642-2000-2999 650-642-3000-3999 650-642-4000-4999 650-642-5000-5999 650-642-6000-6999 650-642-7000-7999 650-642-8000-8999 650-642-9000-9999

Sample Numbers

(650) 642-0000 (650) 642-1234 (650) 642-2000 (650) 642-3333 (650) 642-4444 (650) 642-5555 (650) 642-6000 (650) 642-7777 (650) 642-8888 (650) 642-9999