| Harper, KS (City) |
| Harper County, KS (County) |
| Harper County, OK (County) |
| Harper Woods, MI (City) |
| Harpers Ferry, IA (City) |
| Harpers Ferry, WV (Town) |
| Harpersfield, NY (Town) |
| Harpersfield Township, OH (Township) |
| Harpersville, AL (Town) |
| Harpster, OH (Village) |
| Harpswell, ME (Town) |
| Harrah, WA (Town) |
| Harrah, OK (City) |
| Harrell, AR (Town) |
| Harrells, NC (Town) |
