| Alken to Nova Zagora | 1,133.96 mi (1,824.94 km) |
| Alken to Novi Iskar | 1,014.91 mi (1,633.33 km) |
| Alken to Novi Pazar | 1,147.31 mi (1,846.42 km) |
| Alken to Omurtag | 1,125.06 mi (1,810.62 km) |
| Alken to Panagyurishte | 1,060.75 mi (1,707.12 km) |
| Alken to Parvomay | 1,119.06 mi (1,800.96 km) |
| Alken to Pavlikeni | 1,074.65 mi (1,729.49 km) |
| Alken to Pazardzhik | 1,079.92 mi (1,737.97 km) |
| Alken to Pernik | 1,011.49 mi (1,627.83 km) |
| Alken to Peshtera | 1,086.10 mi (1,747.91 km) |
| Alken to Petrich | 1,073.91 mi (1,728.29 km) |
| Alken to Pleven | 1,039.52 mi (1,672.94 km) |
| Alken to Plovdiv | 1,098.47 mi (1,767.82 km) |
| Alken to Pomorie | 1,195.82 mi (1,924.49 km) |
| Alken to Popovo | 1,107.49 mi (1,782.34 km) |
