| Llanelli to Rosemont (California) | 5,146.98 mi (8,283.26 km) |
| Llanelli to Rosemount (Minnesota) | 3,861.70 mi (6,214.80 km) |
| Llanelli to Rosenberg (Texas) | 4,712.53 mi (7,584.08 km) |
| Llanelli to Roseville (California) | 5,133.27 mi (8,261.20 km) |
| Llanelli to Roseville (Michigan) | 3,575.42 mi (5,754.08 km) |
| Llanelli to Roseville (Minnesota) | 3,852.63 mi (6,200.21 km) |
| Llanelli to Rossmoor (California) | 5,310.07 mi (8,545.73 km) |
| Llanelli to Rossville (Maryland) | 3,452.54 mi (5,556.32 km) |
| Llanelli to Roswell (Georgia) | 4,022.24 mi (6,473.17 km) |
| Llanelli to Roswell (New Mexico) | 4,851.64 mi (7,807.95 km) |
| Llanelli to Round Lake (Illinois) | 3,784.32 mi (6,090.28 km) |
| Llanelli to Round Lake Beach (Illinois) | 3,781.75 mi (6,086.15 km) |
| Llanelli to Round Rock (Texas) | 4,735.36 mi (7,620.83 km) |
| Llanelli to Rowland Heights (California) | 5,293.48 mi (8,519.03 km) |
| Llanelli to Rowlett (Texas) | 4,569.03 mi (7,353.15 km) |
