Prefix Information

The prefix 840 is part of area code 517 serving Lansing, Michigan.

This exchange contains 10,000 possible phone numbers (517-840-0000 through 517-840-9999).

Browse Numbers in This Prefix

517-840-0000-0999 517-840-1000-1999 517-840-2000-2999 517-840-3000-3999 517-840-4000-4999 517-840-5000-5999 517-840-6000-6999 517-840-7000-7999 517-840-8000-8999 517-840-9000-9999

Sample Numbers

(517) 840-0000 (517) 840-1234 (517) 840-2000 (517) 840-3333 (517) 840-4444 (517) 840-5555 (517) 840-6000 (517) 840-7777 (517) 840-8888 (517) 840-9999