| Llanelli to Seymour (Tennessee) | 3,910.68 mi (6,293.63 km) |
| Llanelli to Shady Hills (Florida) | 4,222.71 mi (6,795.79 km) |
| Llanelli to Shafter (California) | 5,251.94 mi (8,452.18 km) |
| Llanelli to Shaker Heights (Ohio) | 3,565.60 mi (5,738.27 km) |
| Llanelli to Shakopee (Minnesota) | 3,875.50 mi (6,237.01 km) |
| Llanelli to Sharon (Pennsylvania) | 3,534.06 mi (5,687.52 km) |
| Llanelli to Sharonville (Ohio) | 3,778.29 mi (6,080.57 km) |
| Llanelli to Shasta Lake (California) | 5,057.24 mi (8,138.84 km) |
| Llanelli to Shawnee (Kansas) | 4,197.90 mi (6,755.86 km) |
| Llanelli to Shawnee (Oklahoma) | 4,461.98 mi (7,180.86 km) |
| Llanelli to Sheboygan (Wisconsin) | 3,707.22 mi (5,966.19 km) |
| Llanelli to Shelby (North Carolina) | 3,847.04 mi (6,191.21 km) |
| Llanelli to Shelbyville (Indiana) | 3,821.45 mi (6,150.02 km) |
| Llanelli to Shelbyville (Kentucky) | 3,860.91 mi (6,213.53 km) |
| Llanelli to Shelbyville (Tennessee) | 4,038.07 mi (6,498.64 km) |
