Prefix Information

The prefix 340 is part of area code 408 serving San Jose, California.

This exchange contains 10,000 possible phone numbers (408-340-0000 through 408-340-9999).

Browse Numbers in This Prefix

408-340-0000-0999 408-340-1000-1999 408-340-2000-2999 408-340-3000-3999 408-340-4000-4999 408-340-5000-5999 408-340-6000-6999 408-340-7000-7999 408-340-8000-8999 408-340-9000-9999

Sample Numbers

(408) 340-0000 (408) 340-1234 (408) 340-2000 (408) 340-3333 (408) 340-4444 (408) 340-5555 (408) 340-6000 (408) 340-7777 (408) 340-8888 (408) 340-9999