| Montabaur to Ridgeland (Mississippi) | 4,850.21 mi (7,805.65 km) |
| Montabaur to Ridgewood (New Jersey) | 3,802.81 mi (6,120.03 km) |
| Montabaur to Rifle (Colorado) | 5,101.05 mi (8,209.35 km) |
| Montabaur to Rincon (Georgia) | 4,499.39 mi (7,241.08 km) |
| Montabaur to Ringwood (New Jersey) | 3,803.83 mi (6,121.67 km) |
| Montabaur to Río Grande (Puerto Rico) | 4,532.64 mi (7,294.58 km) |
| Montabaur to Rio Grande City (Texas) | 5,505.58 mi (8,860.38 km) |
| Montabaur to Rio Linda (California) | 5,553.31 mi (8,937.19 km) |
| Montabaur to Rio Rancho (New Mexico) | 5,301.48 mi (8,531.90 km) |
| Montabaur to Rio Rico (Arizona) | 5,658.32 mi (9,106.18 km) |
| Montabaur to Ripon (California) | 5,601.43 mi (9,014.63 km) |
| Montabaur to River Edge (New Jersey) | 3,802.27 mi (6,119.17 km) |
| Montabaur to River Falls (Wisconsin) | 4,317.58 mi (6,948.48 km) |
| Montabaur to River Forest (Illinois) | 4,289.64 mi (6,903.50 km) |
| Montabaur to River Grove (Illinois) | 4,288.91 mi (6,902.33 km) |
