| Ionia to Bussum | 3,972.43 mi (6,393.01 km) |
| Ionia to Capelle aan den IJssel | 3,962.94 mi (6,377.73 km) |
| Ionia to Castricum | 3,945.01 mi (6,348.88 km) |
| Ionia to Coevorden | 4,016.70 mi (6,464.25 km) |
| Ionia to Cranendonck | 4,022.70 mi (6,473.92 km) |
| Ionia to Cuijk | 4,017.93 mi (6,466.23 km) |
| Ionia to Culemborg | 3,986.37 mi (6,415.45 km) |
| Ionia to Dalfsen | 4,004.44 mi (6,444.53 km) |
| Ionia to De Bilt | 3,979.39 mi (6,404.21 km) |
| Ionia to De Meern | 3,974.39 mi (6,396.17 km) |
| Ionia to Dedemsvaart | 4,008.80 mi (6,451.54 km) |
| Ionia to Delft | 3,951.97 mi (6,360.08 km) |
| Ionia to Delfzijl | 3,999.34 mi (6,436.32 km) |
| Ionia to Den Helder | 3,935.09 mi (6,332.91 km) |
| Ionia to Deurne | 4,024.18 mi (6,476.29 km) |
