| Issum to Montana | 961.25 mi (1,546.98 km) |
| Issum to Nova Zagora | 1,109.14 mi (1,784.99 km) |
| Issum to Novi Iskar | 994.34 mi (1,600.24 km) |
| Issum to Novi Pazar | 1,117.91 mi (1,799.11 km) |
| Issum to Omurtag | 1,097.70 mi (1,766.58 km) |
| Issum to Panagyurishte | 1,039.42 mi (1,672.78 km) |
| Issum to Parvomay | 1,096.90 mi (1,765.29 km) |
| Issum to Pavlikeni | 1,048.77 mi (1,687.83 km) |
| Issum to Pazardzhik | 1,059.22 mi (1,704.64 km) |
| Issum to Pernik | 992.27 mi (1,596.91 km) |
| Issum to Peshtera | 1,065.97 mi (1,715.52 km) |
| Issum to Petrich | 1,058.07 mi (1,702.80 km) |
| Issum to Pleven | 1,014.39 mi (1,632.51 km) |
| Issum to Plovdiv | 1,077.08 mi (1,733.39 km) |
| Issum to Pomorie | 1,168.03 mi (1,879.76 km) |
