| Ionia to Deventer | 4,009.55 mi (6,452.74 km) |
| Ionia to Diemen | 3,963.38 mi (6,378.44 km) |
| Ionia to Doesburg | 4,017.11 mi (6,464.92 km) |
| Ionia to Doetinchem | 4,024.98 mi (6,477.57 km) |
| Ionia to Dokkum | 3,966.75 mi (6,383.86 km) |
| Ionia to Dongen | 3,986.23 mi (6,415.22 km) |
| Ionia to Doorn | 3,987.79 mi (6,417.72 km) |
| Ionia to Dordrecht | 3,971.17 mi (6,390.98 km) |
| Ionia to Drachten | 3,978.20 mi (6,402.30 km) |
| Ionia to Drimmelen | 3,979.56 mi (6,404.48 km) |
| Ionia to Dronten | 3,984.48 mi (6,412.40 km) |
| Ionia to Druten | 4,002.20 mi (6,440.92 km) |
| Ionia to Duiven | 4,015.79 mi (6,462.79 km) |
| Ionia to Echt | 4,040.24 mi (6,502.13 km) |
| Ionia to Edam | 3,960.16 mi (6,373.26 km) |
