| Ottawa to Heist-op-den-Berg | 4,214.06 mi (6,781.88 km) |
| Ottawa to Hemiksem | 4,198.05 mi (6,756.11 km) |
| Ottawa to Herent | 4,218.59 mi (6,789.17 km) |
| Ottawa to Herentals | 4,214.83 mi (6,783.11 km) |
| Ottawa to Herenthout | 4,213.54 mi (6,781.04 km) |
| Ottawa to Herk-de-Stad | 4,235.92 mi (6,817.05 km) |
| Ottawa to Herselt | 4,221.44 mi (6,793.76 km) |
| Ottawa to Herstal | 4,263.17 mi (6,860.91 km) |
| Ottawa to Herve | 4,270.59 mi (6,872.85 km) |
| Ottawa to Herzele | 4,190.03 mi (6,743.20 km) |
| Ottawa to Heule | 4,167.35 mi (6,706.70 km) |
| Ottawa to Heusden | 4,181.82 mi (6,729.98 km) |
| Ottawa to Hoboken | 4,198.08 mi (6,756.16 km) |
| Ottawa to Hoeilaart | 4,216.02 mi (6,785.03 km) |
| Ottawa to Hoeselt | 4,250.94 mi (6,841.22 km) |
