Where Is Area Code 517?
Area code 517 is found in the US state of Michigan. Primarily servicing the city of Lansing (population: 130504), area code 517 covers 12 counties of Michigan.
Located in the Eastern time zone, area code 517 is on the same time as New York, NY.
Area code 517 was brought into effect on January 1, 1947.
Counties in Area Code 517
- Barry,
- Branch,
- Calhoun,
- Clinton,
- Eaton,
- Hillsdale,
- Ingham,
- Ionia,
- Jackson,
- Lenawee,
- Livingston,
- Shiawassee.
Most Populous Cities in Area Code 517
| City | County | City Population | Time Zone |
|---|---|---|---|
| Lansing | Ingham | 130,504 | EST |
| Jackson | Jackson | 104,169 | EST |
| East Lansing | Ingham | 77,055 | EST |
| Howell | Livingston | 58,278 | EST |
| Adrian | Lenawee | 40,935 | EST |
| Lansing | Eaton | 32,139 | EST |
| Coldwater | Branch | 24,109 | EST |
| Charlotte | Eaton | 21,230 | EST |
| Holt | Ingham | 20,492 | EST |
| Okemos | Ingham | 20,207 | EST |
| Grand Ledge | Eaton | 18,981 | EST |
| Mason | Ingham | 18,652 | EST |
| Dewitt | Clinton | 16,777 | EST |
| Eaton Rapids | Eaton | 16,009 | EST |
| Hillsdale | Hillsdale | 15,098 | EST |
| Tecumseh | Lenawee | 14,662 | EST |
| Albion | Calhoun | 14,129 | EST |
| Fowlerville | Livingston | 13,649 | EST |
| Haslett | Ingham | 12,528 | EST |
| Williamston | Ingham | 11,221 | EST |
| Brooklyn | Jackson | 10,457 | EST |
| Portland | Ionia | 10,195 | EST |
| Grass Lake | Jackson | 8,720 | EST |
| Laingsburg | Shiawassee | 7,712 | EST |
| Perry | Shiawassee | 7,699 | EST |
Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.
View all United States Area Codes.
This page was last updated on July 3, 2015.