| Rowland Heights to Karlovo | 6,641.65 mi (10,688.71 km) |
| Rowland Heights to Karnobat | 6,696.81 mi (10,777.48 km) |
| Rowland Heights to Kavarna | 6,680.31 mi (10,750.92 km) |
| Rowland Heights to Kazanlak | 6,658.39 mi (10,715.64 km) |
| Rowland Heights to Knezha | 6,572.12 mi (10,576.81 km) |
| Rowland Heights to Kostinbrod | 6,589.88 mi (10,605.39 km) |
| Rowland Heights to Kozloduy | 6,546.33 mi (10,535.30 km) |
| Rowland Heights to Kyustendil | 6,606.94 mi (10,632.84 km) |
| Rowland Heights to Levski | 6,606.77 mi (10,632.58 km) |
| Rowland Heights to Lom | 6,530.99 mi (10,510.62 km) |
| Rowland Heights to Lovech | 6,610.08 mi (10,637.89 km) |
| Rowland Heights to Lukovit | 6,592.07 mi (10,608.91 km) |
| Rowland Heights to Lyaskovets | 6,637.38 mi (10,681.83 km) |
| Rowland Heights to Mezdra | 6,582.92 mi (10,594.19 km) |
| Rowland Heights to Momchilgrad | 6,723.68 mi (10,820.72 km) |
