| Irun to Southern Pines (North Carolina) | 4,039.56 mi (6,501.05 km) |
| Irun to Southfield (Michigan) | 3,946.04 mi (6,350.54 km) |
| Irun to Southgate (Michigan) | 3,953.36 mi (6,362.31 km) |
| Irun to Southlake (Texas) | 4,944.36 mi (7,957.17 km) |
| Irun to Spanaway (Washington) | 5,216.33 mi (8,394.88 km) |
| Irun to Spanish Fork (Utah) | 5,204.78 mi (8,376.29 km) |
| Irun to Spanish Lake (Missouri) | 4,390.20 mi (7,065.34 km) |
| Irun to Spanish Springs (Nevada) | 5,517.46 mi (8,879.49 km) |
| Irun to Sparks (Nevada) | 5,523.43 mi (8,889.11 km) |
| Irun to Spartanburg (South Carolina) | 4,167.38 mi (6,706.75 km) |
| Irun to Spearfish (South Dakota) | 4,705.86 mi (7,573.35 km) |
| Irun to Speedway (Indiana) | 4,176.59 mi (6,721.57 km) |
| Irun to Spencer (Iowa) | 4,422.75 mi (7,117.72 km) |
| Irun to Spokane (Washington) | 5,031.42 mi (8,097.28 km) |
| Irun to Spokane Valley (Washington) | 5,025.30 mi (8,087.44 km) |
