| Area Code | 717 |
| State | Pennsylvania |
| Current Time in Area Code 717 | 717> EST |
| Timezone | Eastern Standard Time |
| Regional Market Area | Harrisburg-Lancaster-Lebanon-York Area |
| Metro Area(s) | Chambersburg-Waynesboro, PA Gettysburg, PA Harrisburg-Carlisle, PA Lancaster, PA Lebanon, PA Lewistown, PA York-Hanover, PA |
| Population (2020) | 2088383 |
| Adjacent Area Codes | 227,240,272,301,410,443,484,570,582,610,667,814 |
| Adams County |
| Cumberland County |
| Dauphin County |
| Franklin County |
| Fulton County |
| Juniata County |
| Lancaster County |
| Lebanon County |
| Mifflin County |
| Perry County |
| York County |
| Harrisburg |
| Lancaster |
| York |