| Karlovo to Hameenlinna | 1,268.00 mi (2,040.64 km) |
| Karlovo to Hamina | 1,242.41 mi (1,999.47 km) |
| Karlovo to Hanko | 1,190.24 mi (1,915.51 km) |
| Karlovo to Hattula | 1,272.28 mi (2,047.53 km) |
| Karlovo to Haukipudas | 1,557.49 mi (2,506.53 km) |
| Karlovo to Hausjarvi | 1,253.72 mi (2,017.66 km) |
| Karlovo to Heinola | 1,283.13 mi (2,065.00 km) |
| Karlovo to Helsinki | 1,211.02 mi (1,948.96 km) |
| Karlovo to Hollola | 1,267.86 mi (2,040.42 km) |
| Karlovo to Huittinen | 1,283.38 mi (2,065.40 km) |
| Karlovo to Hyvinkaa | 1,242.97 mi (2,000.37 km) |
| Karlovo to Ii | 1,566.71 mi (2,521.38 km) |
| Karlovo to Iisalmi | 1,448.76 mi (2,331.56 km) |
| Karlovo to Ilmajoki | 1,390.99 mi (2,238.58 km) |
| Karlovo to Imatra | 1,291.46 mi (2,078.41 km) |
