| Ionia to Haaren | 3,998.52 mi (6,434.99 km) |
| Ionia to Haarlem | 3,949.44 mi (6,356.01 km) |
| Ionia to Hardenberg | 4,015.40 mi (6,462.15 km) |
| Ionia to Harderwijk | 3,986.60 mi (6,415.81 km) |
| Ionia to Hardinxveld-Giessendam | 3,976.19 mi (6,399.07 km) |
| Ionia to Haren | 3,993.83 mi (6,427.45 km) |
| Ionia to Harenkarspel | 3,942.56 mi (6,344.93 km) |
| Ionia to Harlingen | 3,951.46 mi (6,359.27 km) |
| Ionia to Hattem | 3,998.95 mi (6,435.68 km) |
| Ionia to Heemskerk | 3,946.14 mi (6,350.69 km) |
| Ionia to Heemstede | 3,949.96 mi (6,356.85 km) |
| Ionia to Heerde | 4,001.25 mi (6,439.38 km) |
| Ionia to Heerenveen | 3,977.37 mi (6,400.96 km) |
| Ionia to Heerhugowaard | 3,947.14 mi (6,352.31 km) |
| Ionia to Heerlen | 4,051.67 mi (6,520.53 km) |
