| Holbeach to Karlovo | 1,339.08 mi (2,155.03 km) |
| Holbeach to Karnobat | 1,424.85 mi (2,293.08 km) |
| Holbeach to Kavarna | 1,444.99 mi (2,325.48 km) |
| Holbeach to Kazanlak | 1,363.35 mi (2,194.10 km) |
| Holbeach to Knezha | 1,273.26 mi (2,049.11 km) |
| Holbeach to Kostinbrod | 1,269.97 mi (2,043.82 km) |
| Holbeach to Kozloduy | 1,247.37 mi (2,007.45 km) |
| Holbeach to Kyustendil | 1,274.26 mi (2,050.73 km) |
| Holbeach to Levski | 1,320.19 mi (2,124.65 km) |
| Holbeach to Lom | 1,226.19 mi (1,973.36 km) |
| Holbeach to Lovech | 1,313.90 mi (2,114.52 km) |
| Holbeach to Lukovit | 1,289.57 mi (2,075.37 km) |
| Holbeach to Lyaskovets | 1,354.65 mi (2,180.10 km) |
| Holbeach to Mezdra | 1,273.66 mi (2,049.75 km) |
| Holbeach to Momchilgrad | 1,413.09 mi (2,274.14 km) |
