| Karlovo to Holsbeek | 1,101.87 mi (1,773.28 km) |
| Karlovo to Hooglede | 1,171.38 mi (1,885.15 km) |
| Karlovo to Hoogstraten | 1,115.56 mi (1,795.32 km) |
| Karlovo to Houthulst | 1,176.71 mi (1,893.74 km) |
| Karlovo to Huldenberg | 1,105.61 mi (1,779.31 km) |
| Karlovo to Hulshout | 1,105.84 mi (1,779.67 km) |
| Karlovo to Huy | 1,072.22 mi (1,725.57 km) |
| Karlovo to Ichtegem | 1,177.72 mi (1,895.36 km) |
| Karlovo to Ieper | 1,176.30 mi (1,893.07 km) |
| Karlovo to Ingelmunster | 1,162.99 mi (1,871.65 km) |
| Karlovo to Izegem | 1,164.46 mi (1,874.01 km) |
| Karlovo to Jabbeke | 1,175.79 mi (1,892.25 km) |
| Karlovo to Jalhay | 1,043.93 mi (1,680.04 km) |
| Karlovo to Jette | 1,117.90 mi (1,799.09 km) |
| Karlovo to Jodoigne | 1,092.41 mi (1,758.06 km) |
