Prefix Information

The prefix 631 is part of area code 408 serving San Jose, California.

This exchange contains 10,000 possible phone numbers (408-631-0000 through 408-631-9999).

Browse Numbers in This Prefix

408-631-0000-0999 408-631-1000-1999 408-631-2000-2999 408-631-3000-3999 408-631-4000-4999 408-631-5000-5999 408-631-6000-6999 408-631-7000-7999 408-631-8000-8999 408-631-9000-9999

Sample Numbers

(408) 631-0000 (408) 631-1234 (408) 631-2000 (408) 631-3333 (408) 631-4444 (408) 631-5555 (408) 631-6000 (408) 631-7777 (408) 631-8888 (408) 631-9999