Prefix Information

The prefix 004 is part of area code 406 serving Billings, Montana.

This exchange contains 10,000 possible phone numbers (406-004-0000 through 406-004-9999).

Browse Numbers in This Prefix

406-004-0000-0999 406-004-1000-1999 406-004-2000-2999 406-004-3000-3999 406-004-4000-4999 406-004-5000-5999 406-004-6000-6999 406-004-7000-7999 406-004-8000-8999 406-004-9000-9999

Sample Numbers

(406) 004-0000 (406) 004-1234 (406) 004-2000 (406) 004-3333 (406) 004-4444 (406) 004-5555 (406) 004-6000 (406) 004-7777 (406) 004-8888 (406) 004-9999