| Place Name | Williamsport |
| Place Type | Unincorporated |
| ZIP Code(s) | 41271 |
| County | Johnson County |
| Area Code(s) | 606 |
| Timezone | Eastern Standard Time (EST) |
| Population () | |
| US Congressional District(s) | Kentucky 5th |
| State House Districts | 97 |
| State Senate Districts | 31 |