| Biala Podlaska to Oberkirch | 704.83 mi (1,134.31 km) |
| Biala Podlaska to Obernburg am Main | 626.00 mi (1,007.45 km) |
| Biala Podlaska to Obernkirchen | 592.79 mi (954.00 km) |
| Biala Podlaska to Oberschleissheim | 573.48 mi (922.93 km) |
| Biala Podlaska to Oberstdorf | 655.10 mi (1,054.29 km) |
| Biala Podlaska to Obertraubling | 525.15 mi (845.15 km) |
| Biala Podlaska to Obertshausen | 633.99 mi (1,020.30 km) |
| Biala Podlaska to Oberursel | 642.00 mi (1,033.20 km) |
| Biala Podlaska to Ochsenfurt | 591.78 mi (952.37 km) |
| Biala Podlaska to Ochsenhausen | 643.89 mi (1,036.25 km) |
| Biala Podlaska to Ochtrup | 674.41 mi (1,085.37 km) |
| Biala Podlaska to Odenthal | 689.73 mi (1,110.01 km) |
| Biala Podlaska to Oelde | 636.63 mi (1,024.55 km) |
| Biala Podlaska to Oelsnitz | 486.29 mi (782.60 km) |
| Biala Podlaska to Oer-Erkenschwick | 676.54 mi (1,088.79 km) |
