| Ionia to Roermond | 4,040.41 mi (6,502.41 km) |
| Ionia to Roosendaal | 3,971.70 mi (6,391.83 km) |
| Ionia to Rosmalen | 3,999.39 mi (6,436.40 km) |
| Ionia to Rotterdam | 3,960.42 mi (6,373.68 km) |
| Ionia to Rozenburg | 3,951.47 mi (6,359.28 km) |
| Ionia to Rucphen | 3,976.67 mi (6,399.82 km) |
| Ionia to s-Gravendeel | 3,969.31 mi (6,387.99 km) |
| Ionia to s-Gravenzande | 3,945.23 mi (6,349.24 km) |
| Ionia to s-Heerenberg | 4,026.17 mi (6,479.50 km) |
| Ionia to s-Hertogenbosch | 3,998.09 mi (6,434.30 km) |
| Ionia to Sassenheim | 3,950.72 mi (6,358.06 km) |
| Ionia to Schaesberg | 4,052.32 mi (6,521.58 km) |
| Ionia to Schagen | 3,941.97 mi (6,343.99 km) |
| Ionia to Scherpenzeel | 3,990.34 mi (6,421.84 km) |
| Ionia to Scheveningen | 3,945.51 mi (6,349.68 km) |
