Prefix Information

The prefix 663 is part of area code 510 serving Oakland, California.

This exchange contains 10,000 possible phone numbers (510-663-0000 through 510-663-9999).

Browse Numbers in This Prefix

510-663-0000-0999 510-663-1000-1999 510-663-2000-2999 510-663-3000-3999 510-663-4000-4999 510-663-5000-5999 510-663-6000-6999 510-663-7000-7999 510-663-8000-8999 510-663-9000-9999

Sample Numbers

(510) 663-0000 (510) 663-1234 (510) 663-2000 (510) 663-3333 (510) 663-4444 (510) 663-5555 (510) 663-6000 (510) 663-7777 (510) 663-8888 (510) 663-9999