| Aberbargoed to Karlovo | 1,445.67 mi (2,326.58 km) |
| Aberbargoed to Karnobat | 1,536.77 mi (2,473.19 km) |
| Aberbargoed to Kavarna | 1,563.10 mi (2,515.57 km) |
| Aberbargoed to Kazanlak | 1,471.35 mi (2,367.91 km) |
| Aberbargoed to Knezha | 1,382.01 mi (2,224.14 km) |
| Aberbargoed to Kostinbrod | 1,373.02 mi (2,209.67 km) |
| Aberbargoed to Kozloduy | 1,356.62 mi (2,183.26 km) |
| Aberbargoed to Kyustendil | 1,373.08 mi (2,209.76 km) |
| Aberbargoed to Levski | 1,430.95 mi (2,302.89 km) |
| Aberbargoed to Lom | 1,334.35 mi (2,147.43 km) |
| Aberbargoed to Lovech | 1,422.55 mi (2,289.37 km) |
| Aberbargoed to Lukovit | 1,397.10 mi (2,248.42 km) |
| Aberbargoed to Lyaskovets | 1,465.61 mi (2,358.67 km) |
| Aberbargoed to Mezdra | 1,379.70 mi (2,220.41 km) |
| Aberbargoed to Momchilgrad | 1,516.32 mi (2,440.28 km) |
