| Forfar to Ridgeland (Mississippi) | 4,281.23 mi (6,889.98 km) |
| Forfar to Ridgewood (New Jersey) | 3,250.68 mi (5,231.46 km) |
| Forfar to Rifle (Colorado) | 4,490.36 mi (7,226.53 km) |
| Forfar to Rincon (Georgia) | 3,959.50 mi (6,372.20 km) |
| Forfar to Ringwood (New Jersey) | 3,250.65 mi (5,231.42 km) |
| Forfar to Río Grande (Puerto Rico) | 4,142.62 mi (6,666.90 km) |
| Forfar to Rio Grande City (Texas) | 4,927.98 mi (7,930.81 km) |
| Forfar to Rio Linda (California) | 4,941.59 mi (7,952.71 km) |
| Forfar to Rio Rancho (New Mexico) | 4,695.02 mi (7,555.90 km) |
| Forfar to Rio Rico (Arizona) | 5,050.65 mi (8,128.24 km) |
| Forfar to Ripon (California) | 4,989.25 mi (8,029.43 km) |
| Forfar to River Edge (New Jersey) | 3,250.61 mi (5,231.35 km) |
| Forfar to River Falls (Wisconsin) | 3,715.36 mi (5,979.29 km) |
| Forfar to River Forest (Illinois) | 3,700.89 mi (5,956.00 km) |
| Forfar to River Grove (Illinois) | 3,700.05 mi (5,954.66 km) |
