Prefix Information

The prefix 643 is part of area code 231 serving Muskegon, Michigan.

This exchange contains 10,000 possible phone numbers (231-643-0000 through 231-643-9999).

Browse Numbers in This Prefix

231-643-0000-0999 231-643-1000-1999 231-643-2000-2999 231-643-3000-3999 231-643-4000-4999 231-643-5000-5999 231-643-6000-6999 231-643-7000-7999 231-643-8000-8999 231-643-9000-9999

Sample Numbers

(231) 643-0000 (231) 643-1234 (231) 643-2000 (231) 643-3333 (231) 643-4444 (231) 643-5555 (231) 643-6000 (231) 643-7777 (231) 643-8888 (231) 643-9999