Prefix Information

The prefix 820 is part of area code 510 serving Oakland, California.

This exchange contains 10,000 possible phone numbers (510-820-0000 through 510-820-9999).

Browse Numbers in This Prefix

510-820-0000-0999 510-820-1000-1999 510-820-2000-2999 510-820-3000-3999 510-820-4000-4999 510-820-5000-5999 510-820-6000-6999 510-820-7000-7999 510-820-8000-8999 510-820-9000-9999

Sample Numbers

(510) 820-0000 (510) 820-1234 (510) 820-2000 (510) 820-3333 (510) 820-4444 (510) 820-5555 (510) 820-6000 (510) 820-7777 (510) 820-8888 (510) 820-9999