| Thorne to Montana | 1,302.30 mi (2,095.85 km) |
| Thorne to Nova Zagora | 1,450.24 mi (2,333.93 km) |
| Thorne to Novi Iskar | 1,335.12 mi (2,148.66 km) |
| Thorne to Novi Pazar | 1,457.87 mi (2,346.21 km) |
| Thorne to Omurtag | 1,438.37 mi (2,314.83 km) |
| Thorne to Panagyurishte | 1,380.36 mi (2,221.47 km) |
| Thorne to Parvomay | 1,437.96 mi (2,314.17 km) |
| Thorne to Pavlikeni | 1,389.76 mi (2,236.60 km) |
| Thorne to Pazardzhik | 1,400.04 mi (2,253.15 km) |
| Thorne to Pernik | 1,332.69 mi (2,144.76 km) |
| Thorne to Peshtera | 1,406.67 mi (2,263.82 km) |
| Thorne to Petrich | 1,397.15 mi (2,248.49 km) |
| Thorne to Pleven | 1,355.48 mi (2,181.44 km) |
| Thorne to Plovdiv | 1,418.03 mi (2,282.10 km) |
| Thorne to Pomorie | 1,508.54 mi (2,427.76 km) |
