| Sumter to Montgomeryville (Pennsylvania) | 520.13 mi (837.06 km) |
| Sumter to Monticello (Minnesota) | 1,057.89 mi (1,702.51 km) |
| Sumter to Montrose (Colorado) | 1,556.85 mi (2,505.51 km) |
| Sumter to Moody (Alabama) | 351.29 mi (565.34 km) |
| Sumter to Moore (Oklahoma) | 974.66 mi (1,568.57 km) |
| Sumter to Moorestown-Lenola (New Jersey) | 512.83 mi (825.32 km) |
| Sumter to Mooresville (North Carolina) | 116.33 mi (187.21 km) |
| Sumter to Moorhead (Minnesota) | 1,235.35 mi (1,988.10 km) |
| Sumter to Moorpark (California) | 2,188.18 mi (3,521.54 km) |
| Sumter to Moraga (California) | 2,331.93 mi (3,752.88 km) |
| Sumter to Moreno Valley (California) | 2,098.67 mi (3,377.48 km) |
| Sumter to Morgan City (Louisiana) | 697.74 mi (1,122.90 km) |
| Sumter to Morgan Hill (California) | 2,311.52 mi (3,720.03 km) |
| Sumter to Morganton (North Carolina) | 144.88 mi (233.15 km) |
| Sumter to Morgantown (West Virginia) | 394.54 mi (634.95 km) |
