Prefix Information

The prefix 423 is part of area code 517 serving Lansing, Michigan.

This exchange contains 10,000 possible phone numbers (517-423-0000 through 517-423-9999).

Browse Numbers in This Prefix

517-423-0000-0999 517-423-1000-1999 517-423-2000-2999 517-423-3000-3999 517-423-4000-4999 517-423-5000-5999 517-423-6000-6999 517-423-7000-7999 517-423-8000-8999 517-423-9000-9999

Sample Numbers

(517) 423-0000 (517) 423-1234 (517) 423-2000 (517) 423-3333 (517) 423-4444 (517) 423-5555 (517) 423-6000 (517) 423-7777 (517) 423-8888 (517) 423-9999