| Karlskoga to Devnya | 1,243.14 mi (2,000.63 km) |
| Karlskoga to Dimitrovgrad | 1,284.95 mi (2,067.92 km) |
| Karlskoga to Dobrich | 1,225.83 mi (1,972.79 km) |
| Karlskoga to Dospat | 1,290.23 mi (2,076.42 km) |
| Karlskoga to Dupnitsa | 1,235.28 mi (1,988.00 km) |
| Karlskoga to Elhovo | 1,293.15 mi (2,081.12 km) |
| Karlskoga to Etropole | 1,209.25 mi (1,946.10 km) |
| Karlskoga to Gabrovo | 1,227.09 mi (1,974.81 km) |
| Karlskoga to Gorna Oryahovitsa | 1,215.58 mi (1,956.29 km) |
| Karlskoga to Gotse Delchev | 1,289.94 mi (2,075.95 km) |
| Karlskoga to Harmanli | 1,297.39 mi (2,087.95 km) |
| Karlskoga to Haskovo | 1,292.10 mi (2,079.44 km) |
| Karlskoga to Ihtiman | 1,233.00 mi (1,984.32 km) |
| Karlskoga to Isperih | 1,197.45 mi (1,927.12 km) |
| Karlskoga to Kardzhali | 1,307.68 mi (2,104.50 km) |
