| Serravalle Pistoiese to Karlovo | 707.47 mi (1,138.56 km) |
| Serravalle Pistoiese to Karnobat | 815.91 mi (1,313.09 km) |
| Serravalle Pistoiese to Kavarna | 873.61 mi (1,405.94 km) |
| Serravalle Pistoiese to Kazanlak | 737.34 mi (1,186.64 km) |
| Serravalle Pistoiese to Knezha | 661.73 mi (1,064.96 km) |
| Serravalle Pistoiese to Kostinbrod | 625.98 mi (1,007.41 km) |
| Serravalle Pistoiese to Kozloduy | 642.26 mi (1,033.61 km) |
| Serravalle Pistoiese to Kyustendil | 607.69 mi (977.98 km) |
| Serravalle Pistoiese to Levski | 715.16 mi (1,150.94 km) |
| Serravalle Pistoiese to Lom | 617.37 mi (993.57 km) |
| Serravalle Pistoiese to Lovech | 696.82 mi (1,121.43 km) |
| Serravalle Pistoiese to Lukovit | 668.72 mi (1,076.19 km) |
| Serravalle Pistoiese to Lyaskovets | 746.96 mi (1,202.12 km) |
| Serravalle Pistoiese to Mezdra | 646.01 mi (1,039.66 km) |
| Serravalle Pistoiese to Momchilgrad | 757.07 mi (1,218.39 km) |
