| Royse City to Karlovo | 6,021.35 mi (9,690.43 km) |
| Royse City to Karnobat | 6,100.42 mi (9,817.68 km) |
| Royse City to Kavarna | 6,108.18 mi (9,830.16 km) |
| Royse City to Kazanlak | 6,044.25 mi (9,727.28 km) |
| Royse City to Knezha | 5,954.04 mi (9,582.10 km) |
| Royse City to Kostinbrod | 5,954.57 mi (9,582.96 km) |
| Royse City to Kozloduy | 5,927.87 mi (9,539.99 km) |
| Royse City to Kyustendil | 5,959.71 mi (9,591.23 km) |
| Royse City to Levski | 5,998.40 mi (9,653.50 km) |
| Royse City to Lom | 5,907.83 mi (9,507.73 km) |
| Royse City to Lovech | 5,994.51 mi (9,647.23 km) |
| Royse City to Lukovit | 5,971.36 mi (9,609.97 km) |
| Royse City to Lyaskovets | 6,032.28 mi (9,708.01 km) |
| Royse City to Mezdra | 5,956.66 mi (9,586.31 km) |
| Royse City to Momchilgrad | 6,097.27 mi (9,812.60 km) |
