Prefix Information

The prefix 400 is part of area code 742 serving Unknown, Unknown.

This exchange contains 10,000 possible phone numbers (742-400-0000 through 742-400-9999).

Browse Numbers in This Prefix

742-400-0000-0999 742-400-1000-1999 742-400-2000-2999 742-400-3000-3999 742-400-4000-4999 742-400-5000-5999 742-400-6000-6999 742-400-7000-7999 742-400-8000-8999 742-400-9000-9999

Sample Numbers

(742) 400-0000 (742) 400-1234 (742) 400-2000 (742) 400-3333 (742) 400-4444 (742) 400-5555 (742) 400-6000 (742) 400-7777 (742) 400-8888 (742) 400-9999