Prefix Information

The prefix 138 is part of area code 650 serving San Mateo, California.

This exchange contains 10,000 possible phone numbers (650-138-0000 through 650-138-9999).

Browse Numbers in This Prefix

650-138-0000-0999 650-138-1000-1999 650-138-2000-2999 650-138-3000-3999 650-138-4000-4999 650-138-5000-5999 650-138-6000-6999 650-138-7000-7999 650-138-8000-8999 650-138-9000-9999

Sample Numbers

(650) 138-0000 (650) 138-1234 (650) 138-2000 (650) 138-3333 (650) 138-4444 (650) 138-5555 (650) 138-6000 (650) 138-7777 (650) 138-8888 (650) 138-9999