| Llanelli to Ridgeland (Mississippi) | 4,338.04 mi (6,981.40 km) |
| Llanelli to Ridgewood (New Jersey) | 3,284.95 mi (5,286.61 km) |
| Llanelli to Rifle (Colorado) | 4,645.56 mi (7,476.30 km) |
| Llanelli to Rincon (Georgia) | 3,976.88 mi (6,400.17 km) |
| Llanelli to Ringwood (New Jersey) | 3,286.35 mi (5,288.87 km) |
| Llanelli to Río Grande (Puerto Rico) | 4,023.14 mi (6,474.63 km) |
| Llanelli to Rio Grande City (Texas) | 4,997.59 mi (8,042.85 km) |
| Llanelli to Rio Linda (California) | 5,141.73 mi (8,274.82 km) |
| Llanelli to Rio Rancho (New Mexico) | 4,830.69 mi (7,774.24 km) |
| Llanelli to Rio Rico (Arizona) | 5,189.95 mi (8,352.41 km) |
| Llanelli to Ripon (California) | 5,185.69 mi (8,345.56 km) |
| Llanelli to River Edge (New Jersey) | 3,284.24 mi (5,285.48 km) |
| Llanelli to River Falls (Wisconsin) | 3,840.24 mi (6,180.27 km) |
| Llanelli to River Forest (Illinois) | 3,793.61 mi (6,105.23 km) |
| Llanelli to River Grove (Illinois) | 3,793.00 mi (6,104.24 km) |
