| Sumter to Commerce (California) | 2,151.11 mi (3,461.88 km) |
| Sumter to Commerce City (Colorado) | 1,406.43 mi (2,263.44 km) |
| Sumter to Compton (California) | 2,156.70 mi (3,470.88 km) |
| Sumter to Comstock Park (Michigan) | 690.57 mi (1,111.36 km) |
| Sumter to Concord (California) | 2,324.42 mi (3,740.80 km) |
| Sumter to Concord (Missouri) | 638.41 mi (1,027.42 km) |
| Sumter to Concord (New Hampshire) | 798.82 mi (1,285.57 km) |
| Sumter to Concord (North Carolina) | 101.42 mi (163.22 km) |
| Sumter to Conneaut (Ohio) | 552.02 mi (888.39 km) |
| Sumter to Connersville (Indiana) | 474.32 mi (763.34 km) |
| Sumter to Conroe (Texas) | 916.54 mi (1,475.02 km) |
| Sumter to Converse (Texas) | 1,094.79 mi (1,761.89 km) |
| Sumter to Conway (Arkansas) | 691.61 mi (1,113.04 km) |
| Sumter to Conway (Florida) | 380.09 mi (611.70 km) |
| Sumter to Conway (South Carolina) | 77.73 mi (125.09 km) |
