| Blagoevgrad to Obernburg am Main | 858.98 mi (1,382.39 km) |
| Blagoevgrad to Obernkirchen | 962.75 mi (1,549.39 km) |
| Blagoevgrad to Oberschleissheim | 706.73 mi (1,137.37 km) |
| Blagoevgrad to Oberstdorf | 729.93 mi (1,174.71 km) |
| Blagoevgrad to Obertraubling | 713.39 mi (1,148.09 km) |
| Blagoevgrad to Obertshausen | 879.07 mi (1,414.72 km) |
| Blagoevgrad to Oberursel | 893.75 mi (1,438.36 km) |
| Blagoevgrad to Ochsenfurt | 817.49 mi (1,315.62 km) |
| Blagoevgrad to Ochsenhausen | 764.53 mi (1,230.40 km) |
| Blagoevgrad to Ochtrup | 1,023.01 mi (1,646.37 km) |
| Blagoevgrad to Odenthal | 978.79 mi (1,575.21 km) |
| Blagoevgrad to Oelde | 974.99 mi (1,569.10 km) |
| Blagoevgrad to Oelsnitz | 779.38 mi (1,254.29 km) |
| Blagoevgrad to Oer-Erkenschwick | 997.83 mi (1,605.85 km) |
| Blagoevgrad to Oerlinghausen | 963.68 mi (1,550.90 km) |
