| Lockport to Cibolo (Texas) | 1,007.28 mi (1,621.07 km) |
| Lockport to Cicero (Illinois) | 22.40 mi (36.05 km) |
| Lockport to Cimarron Hills (Colorado) | 897.90 mi (1,445.03 km) |
| Lockport to Cincinnati (Ohio) | 251.04 mi (404.01 km) |
| Lockport to Cinco Ranch (Texas) | 925.76 mi (1,489.86 km) |
| Lockport to Circleville (Ohio) | 300.37 mi (483.41 km) |
| Lockport to Citrus (California) | 1,699.07 mi (2,734.38 km) |
| Lockport to Citrus Heights (California) | 1,757.05 mi (2,827.70 km) |
| Lockport to Citrus Park (Florida) | 983.52 mi (1,582.82 km) |
| Lockport to Claiborne (Louisiana) | 666.14 mi (1,072.05 km) |
| Lockport to Claremont (California) | 1,689.87 mi (2,719.58 km) |
| Lockport to Claremont (New Hampshire) | 807.83 mi (1,300.08 km) |
| Lockport to Claremore (Oklahoma) | 546.20 mi (879.02 km) |
| Lockport to Clarksburg (Maryland) | 588.94 mi (947.81 km) |
| Lockport to Clarksburg (West Virginia) | 435.20 mi (700.38 km) |
