| Llanelli to River Ridge (Louisiana) | 4,464.22 mi (7,184.47 km) |
| Llanelli to Riverbank (California) | 5,180.70 mi (8,337.54 km) |
| Llanelli to Riverdale (Georgia) | 4,047.54 mi (6,513.89 km) |
| Llanelli to Riverdale (Illinois) | 3,797.93 mi (6,112.18 km) |
| Llanelli to Riverside (California) | 5,278.72 mi (8,495.28 km) |
| Llanelli to Riverside (Ohio) | 3,744.02 mi (6,025.41 km) |
| Llanelli to Riverton (Utah) | 4,736.49 mi (7,622.64 km) |
| Llanelli to Riverton (Wyoming) | 4,485.16 mi (7,218.16 km) |
| Llanelli to Riverview (Florida) | 4,241.38 mi (6,825.84 km) |
| Llanelli to Riverview (Michigan) | 3,600.28 mi (5,794.10 km) |
| Llanelli to Riviera Beach (Florida) | 4,199.03 mi (6,757.68 km) |
| Llanelli to Riviera Beach (Maryland) | 3,463.14 mi (5,573.39 km) |
| Llanelli to Roanoke (Virginia) | 3,689.28 mi (5,937.33 km) |
| Llanelli to Roanoke Rapids (North Carolina) | 3,631.88 mi (5,844.94 km) |
| Llanelli to Robbinsdale (Minnesota) | 3,858.69 mi (6,209.96 km) |
