Prefix Information

The prefix 623 is part of area code 408 serving San Jose, California.

This exchange contains 10,000 possible phone numbers (408-623-0000 through 408-623-9999).

Browse Numbers in This Prefix

408-623-0000-0999 408-623-1000-1999 408-623-2000-2999 408-623-3000-3999 408-623-4000-4999 408-623-5000-5999 408-623-6000-6999 408-623-7000-7999 408-623-8000-8999 408-623-9000-9999

Sample Numbers

(408) 623-0000 (408) 623-1234 (408) 623-2000 (408) 623-3333 (408) 623-4444 (408) 623-5555 (408) 623-6000 (408) 623-7777 (408) 623-8888 (408) 623-9999