| Festus to Roy (Utah) | 1,165.19 mi (1,875.19 km) |
| Festus to Royal Kunia (Hawaii) | 4,126.06 mi (6,640.25 km) |
| Festus to Royal Oak (Michigan) | 483.15 mi (777.55 km) |
| Festus to Royal Palm Beach (Florida) | 991.34 mi (1,595.40 km) |
| Festus to Royse City (Texas) | 491.10 mi (790.34 km) |
| Festus to Ruskin (Florida) | 860.60 mi (1,385.00 km) |
| Festus to Russellville (Alabama) | 296.79 mi (477.63 km) |
| Festus to Russellville (Arkansas) | 253.30 mi (407.64 km) |
| Festus to Ruston (Louisiana) | 412.40 mi (663.70 km) |
| Festus to Rutherford (New Jersey) | 885.98 mi (1,425.85 km) |
| Festus to Rutland (Vermont) | 980.97 mi (1,578.73 km) |
| Festus to Sabana Grande (Puerto Rico) | 1,982.38 mi (3,190.34 km) |
| Festus to Sachse (Texas) | 501.31 mi (806.79 km) |
| Festus to Saco (Maine) | 1,101.69 mi (1,773.01 km) |
| Festus to Sacramento (California) | 1,674.01 mi (2,694.06 km) |
