| Llanelli to Salisbury (New York) | 3,272.22 mi (5,266.13 km) |
| Llanelli to Salisbury (North Carolina) | 3,785.84 mi (6,092.72 km) |
| Llanelli to Salmon Creek (Washington) | 4,781.51 mi (7,695.10 km) |
| Llanelli to Salt Lake City (Utah) | 4,721.53 mi (7,598.56 km) |
| Llanelli to Sammamish (Washington) | 4,658.46 mi (7,497.07 km) |
| Llanelli to San Angelo (Texas) | 4,797.15 mi (7,720.26 km) |
| Llanelli to San Anselmo (California) | 5,216.57 mi (8,395.25 km) |
| Llanelli to San Antonio (Texas) | 4,824.51 mi (7,764.29 km) |
| Llanelli to San Benito (Texas) | 4,963.35 mi (7,987.74 km) |
| Llanelli to San Bernardino (California) | 5,263.95 mi (8,471.52 km) |
| Llanelli to San Bruno (California) | 5,232.65 mi (8,421.14 km) |
| Llanelli to San Buenaventura (California) | 5,320.90 mi (8,563.17 km) |
| Llanelli to San Carlos (California) | 5,234.87 mi (8,424.71 km) |
| Llanelli to San Carlos Park (Florida) | 4,288.41 mi (6,901.53 km) |
| Llanelli to San Clemente (California) | 5,313.32 mi (8,550.96 km) |
