| Sumter to Decatur (Alabama) | 379.23 mi (610.32 km) |
| Sumter to Decatur (Georgia) | 224.25 mi (360.90 km) |
| Sumter to Decatur (Illinois) | 623.82 mi (1,003.95 km) |
| Sumter to Deer Park (New York) | 610.35 mi (982.26 km) |
| Sumter to Deer Park (Texas) | 911.84 mi (1,467.47 km) |
| Sumter to Deerfield (Illinois) | 697.74 mi (1,122.90 km) |
| Sumter to Deerfield Beach (Florida) | 527.71 mi (849.27 km) |
| Sumter to Defiance (Ohio) | 551.76 mi (887.97 km) |
| Sumter to DeForest (Wisconsin) | 802.54 mi (1,291.57 km) |
| Sumter to DeKalb (Illinois) | 714.95 mi (1,150.59 km) |
| Sumter to Del Aire (California) | 2,164.38 mi (3,483.24 km) |
| Sumter to Del City (Oklahoma) | 972.84 mi (1,565.63 km) |
| Sumter to Del Rio (Texas) | 1,243.19 mi (2,000.73 km) |
| Sumter to DeLand (Florida) | 343.77 mi (553.24 km) |
| Sumter to Delano (California) | 2,193.13 mi (3,529.51 km) |
