| Kew Green to Oberkirch | 422.56 mi (680.04 km) |
| Kew Green to Obernburg am Main | 425.99 mi (685.57 km) |
| Kew Green to Obernkirchen | 401.26 mi (645.76 km) |
| Kew Green to Oberschleissheim | 570.90 mi (918.77 km) |
| Kew Green to Oberstdorf | 550.15 mi (885.37 km) |
| Kew Green to Obertraubling | 574.63 mi (924.78 km) |
| Kew Green to Obertshausen | 408.00 mi (656.61 km) |
| Kew Green to Oberursel | 394.35 mi (634.64 km) |
| Kew Green to Ochsenfurt | 469.31 mi (755.28 km) |
| Kew Green to Ochsenhausen | 512.13 mi (824.19 km) |
| Kew Green to Ochtrup | 319.62 mi (514.38 km) |
| Kew Green to Odenthal | 319.00 mi (513.38 km) |
| Kew Green to Oelde | 359.18 mi (578.05 km) |
| Kew Green to Oelsnitz | 543.90 mi (875.33 km) |
| Kew Green to Oer-Erkenschwick | 320.88 mi (516.40 km) |
