Prefix Information

The prefix 644 is part of area code 231 serving Muskegon, Michigan.

This exchange contains 10,000 possible phone numbers (231-644-0000 through 231-644-9999).

Browse Numbers in This Prefix

231-644-0000-0999 231-644-1000-1999 231-644-2000-2999 231-644-3000-3999 231-644-4000-4999 231-644-5000-5999 231-644-6000-6999 231-644-7000-7999 231-644-8000-8999 231-644-9000-9999

Sample Numbers

(231) 644-0000 (231) 644-1234 (231) 644-2000 (231) 644-3333 (231) 644-4444 (231) 644-5555 (231) 644-6000 (231) 644-7777 (231) 644-8888 (231) 644-9999