| Popovo to Obernburg am Main | 924.08 mi (1,487.17 km) |
| Popovo to Obernkirchen | 1,000.91 mi (1,610.82 km) |
| Popovo to Oberschleissheim | 781.71 mi (1,258.03 km) |
| Popovo to Oberstdorf | 821.70 mi (1,322.40 km) |
| Popovo to Obertraubling | 775.26 mi (1,247.66 km) |
| Popovo to Obertshausen | 942.76 mi (1,517.22 km) |
| Popovo to Oberursel | 956.88 mi (1,539.96 km) |
| Popovo to Ochsenfurt | 880.92 mi (1,417.71 km) |
| Popovo to Ochsenhausen | 848.64 mi (1,365.76 km) |
| Popovo to Ochtrup | 1,070.04 mi (1,722.06 km) |
| Popovo to Odenthal | 1,038.26 mi (1,670.92 km) |
| Popovo to Oelde | 1,021.96 mi (1,644.69 km) |
| Popovo to Oelsnitz | 822.20 mi (1,323.21 km) |
| Popovo to Oer-Erkenschwick | 1,050.39 mi (1,690.45 km) |
| Popovo to Oerlinghausen | 1,007.02 mi (1,620.65 km) |
