Prefix Information

The prefix 378 is part of area code 517 serving Lansing, Michigan.

This exchange contains 10,000 possible phone numbers (517-378-0000 through 517-378-9999).

Browse Numbers in This Prefix

517-378-0000-0999 517-378-1000-1999 517-378-2000-2999 517-378-3000-3999 517-378-4000-4999 517-378-5000-5999 517-378-6000-6999 517-378-7000-7999 517-378-8000-8999 517-378-9000-9999

Sample Numbers

(517) 378-0000 (517) 378-1234 (517) 378-2000 (517) 378-3333 (517) 378-4444 (517) 378-5555 (517) 378-6000 (517) 378-7777 (517) 378-8888 (517) 378-9999