| Castellammare di Stabia to Karlovo | 549.35 mi (884.09 km) |
| Castellammare di Stabia to Karnobat | 658.46 mi (1,059.69 km) |
| Castellammare di Stabia to Kavarna | 734.37 mi (1,181.85 km) |
| Castellammare di Stabia to Kazanlak | 578.69 mi (931.31 km) |
| Castellammare di Stabia to Knezha | 528.71 mi (850.87 km) |
| Castellammare di Stabia to Kostinbrod | 473.30 mi (761.70 km) |
| Castellammare di Stabia to Kozloduy | 518.81 mi (834.94 km) |
| Castellammare di Stabia to Kyustendil | 438.32 mi (705.41 km) |
| Castellammare di Stabia to Levski | 576.56 mi (927.89 km) |
| Castellammare di Stabia to Lom | 496.97 mi (799.79 km) |
| Castellammare di Stabia to Lovech | 552.24 mi (888.75 km) |
| Castellammare di Stabia to Lukovit | 526.63 mi (847.53 km) |
| Castellammare di Stabia to Lyaskovets | 600.76 mi (966.83 km) |
| Castellammare di Stabia to Mezdra | 503.09 mi (809.64 km) |
| Castellammare di Stabia to Momchilgrad | 571.85 mi (920.30 km) |
