Prefix Information

The prefix 275 is part of area code 510 serving Oakland, California.

This exchange contains 10,000 possible phone numbers (510-275-0000 through 510-275-9999).

Browse Numbers in This Prefix

510-275-0000-0999 510-275-1000-1999 510-275-2000-2999 510-275-3000-3999 510-275-4000-4999 510-275-5000-5999 510-275-6000-6999 510-275-7000-7999 510-275-8000-8999 510-275-9000-9999

Sample Numbers

(510) 275-0000 (510) 275-1234 (510) 275-2000 (510) 275-3333 (510) 275-4444 (510) 275-5555 (510) 275-6000 (510) 275-7777 (510) 275-8888 (510) 275-9999