Prefix Information

The prefix 400 is part of area code 281 serving Houston, Texas.

This exchange contains 10,000 possible phone numbers (281-400-0000 through 281-400-9999).

Browse Numbers in This Prefix

281-400-0000-0999 281-400-1000-1999 281-400-2000-2999 281-400-3000-3999 281-400-4000-4999 281-400-5000-5999 281-400-6000-6999 281-400-7000-7999 281-400-8000-8999 281-400-9000-9999

Sample Numbers

(281) 400-0000 (281) 400-1234 (281) 400-2000 (281) 400-3333 (281) 400-4444 (281) 400-5555 (281) 400-6000 (281) 400-7777 (281) 400-8888 (281) 400-9999