| Troisdorf to Montana | 909.50 mi (1,463.70 km) |
| Troisdorf to Nova Zagora | 1,058.69 mi (1,703.80 km) |
| Troisdorf to Novi Iskar | 941.80 mi (1,515.67 km) |
| Troisdorf to Novi Pazar | 1,070.03 mi (1,722.04 km) |
| Troisdorf to Omurtag | 1,048.62 mi (1,687.59 km) |
| Troisdorf to Panagyurishte | 987.24 mi (1,588.81 km) |
| Troisdorf to Parvomay | 1,045.13 mi (1,681.98 km) |
| Troisdorf to Pavlikeni | 998.86 mi (1,607.51 km) |
| Troisdorf to Pazardzhik | 1,006.76 mi (1,620.23 km) |
| Troisdorf to Pernik | 939.14 mi (1,511.40 km) |
| Troisdorf to Peshtera | 1,013.27 mi (1,630.70 km) |
| Troisdorf to Petrich | 1,003.63 mi (1,615.19 km) |
| Troisdorf to Pleven | 964.06 mi (1,551.51 km) |
| Troisdorf to Plovdiv | 1,024.94 mi (1,649.49 km) |
| Troisdorf to Pomorie | 1,119.22 mi (1,801.21 km) |
