| Billingham to Oberkirch | 580.11 mi (933.60 km) |
| Billingham to Obernburg am Main | 549.35 mi (884.10 km) |
| Billingham to Obernkirchen | 456.65 mi (734.90 km) |
| Billingham to Oberschleissheim | 704.49 mi (1,133.77 km) |
| Billingham to Oberstdorf | 705.13 mi (1,134.80 km) |
| Billingham to Obertraubling | 692.38 mi (1,114.28 km) |
| Billingham to Obertshausen | 528.76 mi (850.96 km) |
| Billingham to Oberursel | 514.00 mi (827.20 km) |
| Billingham to Ochsenfurt | 589.34 mi (948.45 km) |
| Billingham to Ochsenhausen | 660.75 mi (1,063.37 km) |
| Billingham to Ochtrup | 385.70 mi (620.73 km) |
| Billingham to Odenthal | 428.14 mi (689.02 km) |
| Billingham to Oelde | 433.88 mi (698.26 km) |
| Billingham to Oelsnitz | 633.54 mi (1,019.58 km) |
| Billingham to Oer-Erkenschwick | 408.07 mi (656.73 km) |
