| Mullingar to Karlovo | 1,644.11 mi (2,645.95 km) |
| Mullingar to Karnobat | 1,731.69 mi (2,786.88 km) |
| Mullingar to Kavarna | 1,753.11 mi (2,821.36 km) |
| Mullingar to Kazanlak | 1,668.92 mi (2,685.86 km) |
| Mullingar to Knezha | 1,579.01 mi (2,541.17 km) |
| Mullingar to Kostinbrod | 1,573.51 mi (2,532.31 km) |
| Mullingar to Kozloduy | 1,553.27 mi (2,499.74 km) |
| Mullingar to Kyustendil | 1,575.82 mi (2,536.04 km) |
| Mullingar to Levski | 1,626.63 mi (2,617.80 km) |
| Mullingar to Lom | 1,531.70 mi (2,465.03 km) |
| Mullingar to Lovech | 1,619.65 mi (2,606.58 km) |
| Mullingar to Lukovit | 1,594.91 mi (2,566.76 km) |
| Mullingar to Lyaskovets | 1,661.16 mi (2,673.39 km) |
| Mullingar to Mezdra | 1,578.43 mi (2,540.23 km) |
| Mullingar to Momchilgrad | 1,716.83 mi (2,762.97 km) |
