| Diez to Karlovo | 957.11 mi (1,540.32 km) |
| Diez to Karnobat | 1,044.16 mi (1,680.41 km) |
| Diez to Kavarna | 1,067.52 mi (1,718.00 km) |
| Diez to Kazanlak | 981.59 mi (1,579.71 km) |
| Diez to Knezha | 891.58 mi (1,434.87 km) |
| Diez to Kostinbrod | 887.92 mi (1,428.96 km) |
| Diez to Kozloduy | 865.78 mi (1,393.35 km) |
| Diez to Kyustendil | 892.80 mi (1,436.82 km) |
| Diez to Levski | 939.05 mi (1,511.25 km) |
| Diez to Lom | 844.38 mi (1,358.90 km) |
| Diez to Lovech | 932.23 mi (1,500.28 km) |
| Diez to Lukovit | 907.70 mi (1,460.81 km) |
| Diez to Lyaskovets | 973.58 mi (1,566.83 km) |
| Diez to Mezdra | 891.62 mi (1,434.93 km) |
| Diez to Momchilgrad | 1,031.00 mi (1,659.24 km) |
