| Llanelli to Shelton (Connecticut) | 3,231.13 mi (5,200.01 km) |
| Llanelli to Shelton (Washington) | 4,709.33 mi (7,578.94 km) |
| Llanelli to Shenandoah (Louisiana) | 4,473.89 mi (7,200.04 km) |
| Llanelli to Shepherdsville (Kentucky) | 3,890.34 mi (6,260.90 km) |
| Llanelli to Sheridan (Wyoming) | 4,346.89 mi (6,995.64 km) |
| Llanelli to Sherman (Texas) | 4,535.78 mi (7,299.64 km) |
| Llanelli to Sherrelwood (Colorado) | 4,532.44 mi (7,294.25 km) |
| Llanelli to Sherwood (Arkansas) | 4,300.42 mi (6,920.86 km) |
| Llanelli to Sherwood (Oregon) | 4,806.26 mi (7,734.93 km) |
| Llanelli to Shiloh (Illinois) | 4,030.78 mi (6,486.91 km) |
| Llanelli to Shiloh (Ohio) | 3,746.93 mi (6,030.10 km) |
| Llanelli to Shiloh (Pennsylvania) | 3,438.52 mi (5,533.76 km) |
| Llanelli to Shirley (New York) | 3,241.84 mi (5,217.23 km) |
| Llanelli to Shively (Kentucky) | 3,884.80 mi (6,251.99 km) |
| Llanelli to Shoreline (Washington) | 4,658.15 mi (7,496.57 km) |
