| Irmo to Winsum | 4,283.85 mi (6,894.19 km) |
| Irmo to Winterswijk | 4,325.26 mi (6,960.84 km) |
| Irmo to Woensdrecht | 4,243.06 mi (6,828.54 km) |
| Irmo to Woerden | 4,249.47 mi (6,838.86 km) |
| Irmo to Wolvega | 4,274.79 mi (6,879.62 km) |
| Irmo to Woudenberg | 4,270.73 mi (6,873.08 km) |
| Irmo to Woudrichem | 4,260.45 mi (6,856.54 km) |
| Irmo to Zaandam | 4,239.27 mi (6,822.45 km) |
| Irmo to Zaandijk | 4,237.17 mi (6,819.07 km) |
| Irmo to Zaanstad | 4,236.18 mi (6,817.47 km) |
| Irmo to Zaltbommel | 4,270.87 mi (6,873.31 km) |
| Irmo to Zandvoort | 4,228.91 mi (6,805.77 km) |
| Irmo to Zeewolde | 4,270.04 mi (6,871.96 km) |
| Irmo to Zeist | 4,263.24 mi (6,861.03 km) |
| Irmo to Zevenaar | 4,300.66 mi (6,921.25 km) |
