| Festus to Decatur (Alabama) | 315.59 mi (507.89 km) |
| Festus to Decatur (Georgia) | 459.42 mi (739.36 km) |
| Festus to Decatur (Illinois) | 138.03 mi (222.13 km) |
| Festus to Deer Park (New York) | 926.36 mi (1,490.83 km) |
| Festus to Deer Park (Texas) | 647.85 mi (1,042.62 km) |
| Festus to Deerfield (Illinois) | 304.20 mi (489.57 km) |
| Festus to Deerfield Beach (Florida) | 1,017.55 mi (1,637.59 km) |
| Festus to Defiance (Ohio) | 384.35 mi (618.55 km) |
| Festus to DeForest (Wisconsin) | 350.67 mi (564.35 km) |
| Festus to DeKalb (Illinois) | 271.09 mi (436.27 km) |
| Festus to Del Aire (California) | 1,583.28 mi (2,548.04 km) |
| Festus to Del City (Oklahoma) | 433.24 mi (697.23 km) |
| Festus to Del Rio (Texas) | 856.28 mi (1,378.06 km) |
| Festus to DeLand (Florida) | 823.22 mi (1,324.85 km) |
| Festus to Delano (California) | 1,594.83 mi (2,566.63 km) |
