| Workington to Oberkirch | 652.36 mi (1,049.88 km) |
| Workington to Obernburg am Main | 629.81 mi (1,013.58 km) |
| Workington to Obernkirchen | 545.65 mi (878.14 km) |
| Workington to Oberschleissheim | 784.08 mi (1,261.85 km) |
| Workington to Oberstdorf | 779.14 mi (1,253.91 km) |
| Workington to Obertraubling | 775.14 mi (1,247.47 km) |
| Workington to Obertshausen | 609.50 mi (980.90 km) |
| Workington to Oberursel | 594.77 mi (957.19 km) |
| Workington to Ochsenfurt | 670.87 mi (1,079.66 km) |
| Workington to Ochsenhausen | 736.28 mi (1,184.92 km) |
| Workington to Ochtrup | 472.65 mi (760.65 km) |
| Workington to Odenthal | 509.53 mi (820.01 km) |
| Workington to Oelde | 520.58 mi (837.79 km) |
| Workington to Oelsnitz | 720.30 mi (1,159.20 km) |
| Workington to Oer-Erkenschwick | 492.66 mi (792.86 km) |
