Prefix Information

The prefix 623 is part of area code 415 serving San Francisco, California.

This exchange contains 10,000 possible phone numbers (415-623-0000 through 415-623-9999).

Browse Numbers in This Prefix

415-623-0000-0999 415-623-1000-1999 415-623-2000-2999 415-623-3000-3999 415-623-4000-4999 415-623-5000-5999 415-623-6000-6999 415-623-7000-7999 415-623-8000-8999 415-623-9000-9999

Sample Numbers

(415) 623-0000 (415) 623-1234 (415) 623-2000 (415) 623-3333 (415) 623-4444 (415) 623-5555 (415) 623-6000 (415) 623-7777 (415) 623-8888 (415) 623-9999