| Lockhart, TX (City) |
| Lockhart, AL (Town) |
| Lockhart, MN (Township) |
| Lockington, OH (Village) |
| Lockland, OH (Village) |
| Lockney, TX (City) |
| Lockport, KS (Township) |
| Lockport, LA (Town) |
| Lockport, IL (City) |
| Lockport, NY (City) |
| Lockport, NY (Town) |
| Lockport Township, IL (Township) |
| Lockport Township, MI (Township) |
| Lockridge, IA (City) |
| Lockridge Township, IA (Township) |
