Prefix Information

The prefix 540 is part of area code 510 serving Oakland, California.

This exchange contains 10,000 possible phone numbers (510-540-0000 through 510-540-9999).

Browse Numbers in This Prefix

510-540-0000-0999 510-540-1000-1999 510-540-2000-2999 510-540-3000-3999 510-540-4000-4999 510-540-5000-5999 510-540-6000-6999 510-540-7000-7999 510-540-8000-8999 510-540-9000-9999

Sample Numbers

(510) 540-0000 (510) 540-1234 (510) 540-2000 (510) 540-3333 (510) 540-4444 (510) 540-5555 (510) 540-6000 (510) 540-7777 (510) 540-8888 (510) 540-9999