| Sumter to Candler-McAfee (Georgia) | 223.12 mi (359.07 km) |
| Sumter to Caño Martin Peña (Puerto Rico) | 1,389.16 mi (2,235.63 km) |
| Sumter to Cañon City (Colorado) | 1,414.32 mi (2,276.13 km) |
| Sumter to Canóvanas (Puerto Rico) | 1,398.45 mi (2,250.59 km) |
| Sumter to Canton (Georgia) | 235.35 mi (378.76 km) |
| Sumter to Canton (Illinois) | 699.94 mi (1,126.44 km) |
| Sumter to Canton (Mississippi) | 564.26 mi (908.10 km) |
| Sumter to Canton (Ohio) | 477.57 mi (768.58 km) |
| Sumter to Canyon (Texas) | 1,226.02 mi (1,973.09 km) |
| Sumter to Canyon Lake (California) | 2,104.96 mi (3,387.61 km) |
| Sumter to Canyon Lake (Texas) | 1,083.36 mi (1,743.50 km) |
| Sumter to Cape Coral (Florida) | 512.99 mi (825.58 km) |
| Sumter to Cape Girardeau (Missouri) | 564.74 mi (908.85 km) |
| Sumter to Carbondale (Illinois) | 559.13 mi (899.83 km) |
| Sumter to Carlisle (Pennsylvania) | 466.86 mi (751.34 km) |
