| Portishead to Storm Lake (Iowa) | 4,096.99 mi (6,593.47 km) |
| Portishead to Storrs (Connecticut) | 3,235.21 mi (5,206.57 km) |
| Portishead to Stoughton (Wisconsin) | 3,860.53 mi (6,212.92 km) |
| Portishead to Stow (Ohio) | 3,635.13 mi (5,850.18 km) |
| Portishead to Streamwood (Illinois) | 3,861.82 mi (6,215.00 km) |
| Portishead to Streator (Illinois) | 3,928.21 mi (6,321.84 km) |
| Portishead to Streetsboro (Ohio) | 3,628.80 mi (5,839.98 km) |
| Portishead to Strongsville (Ohio) | 3,644.95 mi (5,865.98 km) |
| Portishead to Stuart (Florida) | 4,247.00 mi (6,834.89 km) |
| Portishead to Stuarts Draft (Virginia) | 3,679.17 mi (5,921.05 km) |
| Portishead to Sturgis (Michigan) | 3,764.86 mi (6,058.95 km) |
| Portishead to Suamico (Wisconsin) | 3,739.78 mi (6,018.59 km) |
| Portishead to Sudley (Virginia) | 3,581.30 mi (5,763.55 km) |
| Portishead to Suffern (New York) | 3,342.14 mi (5,378.65 km) |
| Portishead to Suffolk (Virginia) | 3,640.11 mi (5,858.19 km) |
