| Sumter to Missouri City (Texas) | 938.58 mi (1,510.49 km) |
| Sumter to Mitchell (South Dakota) | 1,161.78 mi (1,869.70 km) |
| Sumter to Mitchellville (Maryland) | 398.35 mi (641.07 km) |
| Sumter to Moberly (Missouri) | 766.27 mi (1,233.19 km) |
| Sumter to Mobile (Alabama) | 503.95 mi (811.03 km) |
| Sumter to Modesto (California) | 2,272.65 mi (3,657.47 km) |
| Sumter to Mokena (Illinois) | 664.66 mi (1,069.67 km) |
| Sumter to Moline (Illinois) | 758.16 mi (1,220.14 km) |
| Sumter to Moncks Corner (South Carolina) | 57.33 mi (92.27 km) |
| Sumter to Monfort Heights (Ohio) | 431.08 mi (693.76 km) |
| Sumter to Monmouth (Oregon) | 2,377.16 mi (3,825.67 km) |
| Sumter to Monroe (Georgia) | 190.88 mi (307.19 km) |
| Sumter to Monroe (Louisiana) | 682.02 mi (1,097.60 km) |
| Sumter to Monroe (Michigan) | 574.62 mi (924.76 km) |
| Sumter to Monroe (North Carolina) | 74.34 mi (119.63 km) |
