| Irmo to Heist-op-den-Berg | 4,266.55 mi (6,866.35 km) |
| Irmo to Hemiksem | 4,250.04 mi (6,839.77 km) |
| Irmo to Herent | 4,268.89 mi (6,870.11 km) |
| Irmo to Herentals | 4,268.89 mi (6,870.11 km) |
| Irmo to Herenthout | 4,266.98 mi (6,867.05 km) |
| Irmo to Herk-de-Stad | 4,288.35 mi (6,901.43 km) |
| Irmo to Herselt | 4,274.14 mi (6,878.56 km) |
| Irmo to Herstal | 4,314.12 mi (6,942.91 km) |
| Irmo to Herve | 4,321.76 mi (6,955.21 km) |
| Irmo to Herzele | 4,237.27 mi (6,819.23 km) |
| Irmo to Heule | 4,211.74 mi (6,778.15 km) |
| Irmo to Heusden | 4,230.46 mi (6,808.27 km) |
| Irmo to Hoboken | 4,250.32 mi (6,840.23 km) |
| Irmo to Hoeilaart | 4,263.95 mi (6,862.16 km) |
| Irmo to Hoeselt | 4,303.45 mi (6,925.74 km) |
