What is 517 area code?

The 517 area code is located in the state of Michigan and covers cities such as Lansing, Jackson, and East Lansing. It was created in 2001 as an overlay to the previously existing 616 area code to meet the increasing demand for phone numbers in the region. The 517 area code is currently used for both landline and mobile phone numbers in the region. It serves a large portion of south-central Michigan, including parts of the Lower Peninsula and the greater Lansing area.