Prefix Information

The prefix 400 is part of area code 346 serving Houston, Texas.

This exchange contains 10,000 possible phone numbers (346-400-0000 through 346-400-9999).

Browse Numbers in This Prefix

346-400-0000-0999 346-400-1000-1999 346-400-2000-2999 346-400-3000-3999 346-400-4000-4999 346-400-5000-5999 346-400-6000-6999 346-400-7000-7999 346-400-8000-8999 346-400-9000-9999

Sample Numbers

(346) 400-0000 (346) 400-1234 (346) 400-2000 (346) 400-3333 (346) 400-4444 (346) 400-5555 (346) 400-6000 (346) 400-7777 (346) 400-8888 (346) 400-9999