| Llantwit Major to Ridgeland (Mississippi) | 4,372.25 mi (7,036.46 km) |
| Llantwit Major to Ridgewood (New Jersey) | 3,318.72 mi (5,340.96 km) |
| Llantwit Major to Rifle (Colorado) | 4,680.76 mi (7,532.95 km) |
| Llantwit Major to Rincon (Georgia) | 4,009.97 mi (6,453.42 km) |
| Llantwit Major to Ringwood (New Jersey) | 3,320.16 mi (5,343.28 km) |
| Llantwit Major to Río Grande (Puerto Rico) | 4,048.79 mi (6,515.90 km) |
| Llantwit Major to Rio Grande City (Texas) | 5,032.03 mi (8,098.28 km) |
| Llantwit Major to Rio Linda (California) | 5,176.31 mi (8,330.46 km) |
| Llantwit Major to Rio Rancho (New Mexico) | 4,865.93 mi (7,830.96 km) |
| Llantwit Major to Rio Rico (Arizona) | 5,225.19 mi (8,409.13 km) |
| Llantwit Major to Ripon (California) | 5,220.35 mi (8,401.34 km) |
| Llantwit Major to River Edge (New Jersey) | 3,317.99 mi (5,339.80 km) |
| Llantwit Major to River Falls (Wisconsin) | 3,875.47 mi (6,236.97 km) |
| Llantwit Major to River Forest (Illinois) | 3,828.56 mi (6,161.48 km) |
| Llantwit Major to River Grove (Illinois) | 3,827.95 mi (6,160.49 km) |
