| Festus to Rockville (Maryland) | 717.04 mi (1,153.97 km) |
| Festus to Rockville Centre (New York) | 909.23 mi (1,463.26 km) |
| Festus to Rockwall (Texas) | 498.74 mi (802.65 km) |
| Festus to Rocky Mount (North Carolina) | 711.30 mi (1,144.73 km) |
| Festus to Rocky Point (New York) | 947.57 mi (1,524.96 km) |
| Festus to Rocky River (Ohio) | 506.15 mi (814.57 km) |
| Festus to Roessleville (New York) | 924.67 mi (1,488.12 km) |
| Festus to Rogers (Arkansas) | 244.19 mi (392.98 km) |
| Festus to Rogers (Minnesota) | 508.26 mi (817.97 km) |
| Festus to Rohnert Park (California) | 1,742.04 mi (2,803.54 km) |
| Festus to Rolla (Missouri) | 75.86 mi (122.09 km) |
| Festus to Rolling Meadows (Illinois) | 294.61 mi (474.13 km) |
| Festus to Roma (Texas) | 956.49 mi (1,539.33 km) |
| Festus to Rome (Georgia) | 399.03 mi (642.17 km) |
| Festus to Rome (New York) | 852.78 mi (1,372.41 km) |
