| Lockport to Romeoville (Illinois) | 4.62 mi (7.43 km) |
| Lockport to Romulus (Michigan) | 243.72 mi (392.22 km) |
| Lockport to Ronkonkoma (New York) | 775.82 mi (1,248.56 km) |
| Lockport to Roosevelt (New York) | 753.47 mi (1,212.59 km) |
| Lockport to Rosamond (California) | 1,693.31 mi (2,725.12 km) |
| Lockport to Rosaryville (Maryland) | 622.18 mi (1,001.30 km) |
| Lockport to Roscoe (Illinois) | 76.52 mi (123.14 km) |
| Lockport to Rose Hill (Virginia) | 607.58 mi (977.80 km) |
| Lockport to Roseburg (Oregon) | 1,792.17 mi (2,884.21 km) |
| Lockport to Rosedale (California) | 1,729.39 mi (2,783.18 km) |
| Lockport to Rosedale (Maryland) | 625.01 mi (1,005.85 km) |
| Lockport to Roselle (Illinois) | 27.13 mi (43.65 km) |
| Lockport to Roselle (New Jersey) | 718.84 mi (1,156.86 km) |
| Lockport to Roselle Park (New Jersey) | 718.34 mi (1,156.06 km) |
| Lockport to Rosemead (California) | 1,710.41 mi (2,752.64 km) |
