Prefix Information

The prefix 320 is part of area code 510 serving Oakland, California.

This exchange contains 10,000 possible phone numbers (510-320-0000 through 510-320-9999).

Browse Numbers in This Prefix

510-320-0000-0999 510-320-1000-1999 510-320-2000-2999 510-320-3000-3999 510-320-4000-4999 510-320-5000-5999 510-320-6000-6999 510-320-7000-7999 510-320-8000-8999 510-320-9000-9999

Sample Numbers

(510) 320-0000 (510) 320-1234 (510) 320-2000 (510) 320-3333 (510) 320-4444 (510) 320-5555 (510) 320-6000 (510) 320-7777 (510) 320-8888 (510) 320-9999