Prefix Information

The prefix 342 is part of area code 650 serving San Mateo, California.

This exchange contains 10,000 possible phone numbers (650-342-0000 through 650-342-9999).

Browse Numbers in This Prefix

650-342-0000-0999 650-342-1000-1999 650-342-2000-2999 650-342-3000-3999 650-342-4000-4999 650-342-5000-5999 650-342-6000-6999 650-342-7000-7999 650-342-8000-8999 650-342-9000-9999

Sample Numbers

(650) 342-0000 (650) 342-1234 (650) 342-2000 (650) 342-3333 (650) 342-4444 (650) 342-5555 (650) 342-6000 (650) 342-7777 (650) 342-8888 (650) 342-9999