| Llantrisant to Salisbury (New York) | 3,307.42 mi (5,322.78 km) |
| Llantrisant to Salisbury (North Carolina) | 3,821.04 mi (6,149.37 km) |
| Llantrisant to Salmon Creek (Washington) | 4,811.02 mi (7,742.59 km) |
| Llantrisant to Salt Lake City (Utah) | 4,753.89 mi (7,650.64 km) |
| Llantrisant to Sammamish (Washington) | 4,687.69 mi (7,544.11 km) |
| Llantrisant to San Angelo (Texas) | 4,831.90 mi (7,776.19 km) |
| Llantrisant to San Anselmo (California) | 5,247.54 mi (8,445.10 km) |
| Llantrisant to San Antonio (Texas) | 4,859.49 mi (7,820.59 km) |
| Llantrisant to San Benito (Texas) | 4,998.49 mi (8,044.29 km) |
| Llantrisant to San Bernardino (California) | 5,296.48 mi (8,523.86 km) |
| Llantrisant to San Bruno (California) | 5,263.72 mi (8,471.14 km) |
| Llantrisant to San Buenaventura (California) | 5,353.09 mi (8,614.96 km) |
| Llantrisant to San Carlos (California) | 5,265.99 mi (8,474.79 km) |
| Llantrisant to San Carlos Park (Florida) | 4,323.30 mi (6,957.68 km) |
| Llantrisant to San Clemente (California) | 5,345.89 mi (8,603.38 km) |
