| Webster to Oberkirch | 5,268.03 mi (8,478.08 km) |
| Webster to Obernburg am Main | 5,265.13 mi (8,473.42 km) |
| Webster to Obernkirchen | 5,181.79 mi (8,339.29 km) |
| Webster to Oberschleissheim | 5,415.67 mi (8,715.67 km) |
| Webster to Oberstdorf | 5,394.85 mi (8,682.17 km) |
| Webster to Obertraubling | 5,412.88 mi (8,711.18 km) |
| Webster to Obertshausen | 5,245.49 mi (8,441.80 km) |
| Webster to Oberursel | 5,230.96 mi (8,418.42 km) |
| Webster to Ochsenfurt | 5,307.46 mi (8,541.54 km) |
| Webster to Ochsenhausen | 5,358.19 mi (8,623.17 km) |
| Webster to Ochtrup | 5,112.12 mi (8,227.16 km) |
| Webster to Odenthal | 5,147.29 mi (8,283.76 km) |
| Webster to Oelde | 5,160.24 mi (8,304.60 km) |
| Webster to Oelsnitz | 5,359.98 mi (8,626.05 km) |
| Webster to Oer-Erkenschwick | 5,132.62 mi (8,260.16 km) |
