| Festus to Robertsville (New Jersey) | 873.00 mi (1,404.97 km) |
| Festus to Robinson (Texas) | 602.59 mi (969.77 km) |
| Festus to Robstown (Texas) | 833.44 mi (1,341.29 km) |
| Festus to Rochester (Michigan) | 491.78 mi (791.44 km) |
| Festus to Rochester (Minnesota) | 414.64 mi (667.31 km) |
| Festus to Rochester (New Hampshire) | 1,072.80 mi (1,726.50 km) |
| Festus to Rochester (New York) | 751.26 mi (1,209.04 km) |
| Festus to Rochester Hills (Michigan) | 489.38 mi (787.58 km) |
| Festus to Rock Hill (South Carolina) | 567.50 mi (913.30 km) |
| Festus to Rock Island (Illinois) | 224.78 mi (361.74 km) |
| Festus to Rock Springs (Wyoming) | 1,021.67 mi (1,644.23 km) |
| Festus to Rockford (Illinois) | 288.02 mi (463.52 km) |
| Festus to Rockledge (Florida) | 882.10 mi (1,419.60 km) |
| Festus to Rocklin (California) | 1,659.80 mi (2,671.19 km) |
| Festus to Rockport (Texas) | 802.14 mi (1,290.92 km) |
