Prefix Information

The prefix 231 is part of area code 517 serving Lansing, Michigan.

This exchange contains 10,000 possible phone numbers (517-231-0000 through 517-231-9999).

Browse Numbers in This Prefix

517-231-0000-0999 517-231-1000-1999 517-231-2000-2999 517-231-3000-3999 517-231-4000-4999 517-231-5000-5999 517-231-6000-6999 517-231-7000-7999 517-231-8000-8999 517-231-9000-9999

Sample Numbers

(517) 231-0000 (517) 231-1234 (517) 231-2000 (517) 231-3333 (517) 231-4444 (517) 231-5555 (517) 231-6000 (517) 231-7777 (517) 231-8888 (517) 231-9999