| Horatio, AR (City) |
| Hordville, NE (Village) |
| Horicon, NY (Town) |
| Horicon, WI (City) |
| Horizon City, TX (City) |
| Horn Hill, AL (Town) |
| Horn Lake, MS (City) |
| Hornbeak, TN (Town) |
| Hornbeck, LA (Town) |
| Hornby, NY (Town) |
| Hornell, NY (City) |
| Hornellsville, NY (Town) |
| Hornersville, MO (City) |
| Hornet, MN (Township) |
| Hornick, IA (City) |
