Prefix Information

The prefix 404 is part of area code 240 serving Germantown, Maryland.

This exchange contains 10,000 possible phone numbers (240-404-0000 through 240-404-9999).

Browse Numbers in This Prefix

240-404-0000-0999 240-404-1000-1999 240-404-2000-2999 240-404-3000-3999 240-404-4000-4999 240-404-5000-5999 240-404-6000-6999 240-404-7000-7999 240-404-8000-8999 240-404-9000-9999

Sample Numbers

(240) 404-0000 (240) 404-1234 (240) 404-2000 (240) 404-3333 (240) 404-4444 (240) 404-5555 (240) 404-6000 (240) 404-7777 (240) 404-8888 (240) 404-9999