| Kyustendil to Obernburg am Main | 830.97 mi (1,337.31 km) |
| Kyustendil to Obernkirchen | 935.17 mi (1,505.01 km) |
| Kyustendil to Oberschleissheim | 678.71 mi (1,092.28 km) |
| Kyustendil to Oberstdorf | 702.13 mi (1,129.97 km) |
| Kyustendil to Obertraubling | 685.44 mi (1,103.11 km) |
| Kyustendil to Obertshausen | 851.07 mi (1,369.66 km) |
| Kyustendil to Oberursel | 865.75 mi (1,393.29 km) |
| Kyustendil to Ochsenfurt | 789.50 mi (1,270.57 km) |
| Kyustendil to Ochsenhausen | 736.60 mi (1,185.45 km) |
| Kyustendil to Ochtrup | 995.19 mi (1,601.61 km) |
| Kyustendil to Odenthal | 950.81 mi (1,530.18 km) |
| Kyustendil to Oelde | 947.19 mi (1,524.36 km) |
| Kyustendil to Oelsnitz | 751.78 mi (1,209.87 km) |
| Kyustendil to Oer-Erkenschwick | 969.92 mi (1,560.94 km) |
| Kyustendil to Oerlinghausen | 935.97 mi (1,506.29 km) |
