Prefix Information

The prefix 131 is part of area code 510 serving Oakland, California.

This exchange contains 10,000 possible phone numbers (510-131-0000 through 510-131-9999).

Browse Numbers in This Prefix

510-131-0000-0999 510-131-1000-1999 510-131-2000-2999 510-131-3000-3999 510-131-4000-4999 510-131-5000-5999 510-131-6000-6999 510-131-7000-7999 510-131-8000-8999 510-131-9000-9999

Sample Numbers

(510) 131-0000 (510) 131-1234 (510) 131-2000 (510) 131-3333 (510) 131-4444 (510) 131-5555 (510) 131-6000 (510) 131-7777 (510) 131-8888 (510) 131-9999