| Quincy to Cibolo (Texas) | 1,744.91 mi (2,808.17 km) |
| Quincy to Cicero (Illinois) | 858.00 mi (1,380.82 km) |
| Quincy to Cimarron Hills (Colorado) | 1,771.87 mi (2,851.54 km) |
| Quincy to Cincinnati (Ohio) | 737.54 mi (1,186.96 km) |
| Quincy to Cinco Ranch (Texas) | 1,621.77 mi (2,609.99 km) |
| Quincy to Circleville (Ohio) | 647.61 mi (1,042.24 km) |
| Quincy to Citrus (California) | 2,573.27 mi (4,141.27 km) |
| Quincy to Citrus Heights (California) | 2,615.18 mi (4,208.73 km) |
| Quincy to Citrus Park (Florida) | 1,174.26 mi (1,889.78 km) |
| Quincy to Claiborne (Louisiana) | 1,336.91 mi (2,151.56 km) |
| Quincy to Claremont (California) | 2,564.08 mi (4,126.49 km) |
| Quincy to Claremont (New Hampshire) | 102.67 mi (165.23 km) |
| Quincy to Claremore (Oklahoma) | 1,372.00 mi (2,208.02 km) |
| Quincy to Clarksburg (Maryland) | 388.01 mi (624.44 km) |
| Quincy to Clarksburg (West Virginia) | 527.84 mi (849.48 km) |
