| Karlovo to Hohenkirchen-Siegertsbrunn | 734.18 mi (1,181.55 km) |
| Karlovo to Hohenmolsen | 837.99 mi (1,348.61 km) |
| Karlovo to Hohenstein-Ernstthal | 801.55 mi (1,289.97 km) |
| Karlovo to Hohr-Grenzhausen | 972.64 mi (1,565.31 km) |
| Karlovo to Holzgerlingen | 865.90 mi (1,393.54 km) |
| Karlovo to Holzkirchen | 731.66 mi (1,177.49 km) |
| Karlovo to Holzminden | 956.71 mi (1,539.68 km) |
| Karlovo to Holzwickede | 1,010.14 mi (1,625.67 km) |
| Karlovo to Homburg | 954.09 mi (1,535.46 km) |
| Karlovo to Hoppegarten | 855.23 mi (1,376.36 km) |
| Karlovo to Horb am Neckar | 874.46 mi (1,407.30 km) |
| Karlovo to Horn-Bad Meinberg | 975.66 mi (1,570.18 km) |
| Karlovo to Horstel | 1,040.27 mi (1,674.15 km) |
| Karlovo to Hosbach | 898.82 mi (1,446.52 km) |
| Karlovo to Hovelhof | 984.26 mi (1,584.02 km) |
