| Mack to Oberkirch | 4,377.95 mi (7,045.63 km) |
| Mack to Obernburg am Main | 4,374.25 mi (7,039.68 km) |
| Mack to Obernkirchen | 4,290.94 mi (6,905.60 km) |
| Mack to Oberschleissheim | 4,525.00 mi (7,282.28 km) |
| Mack to Oberstdorf | 4,504.95 mi (7,250.01 km) |
| Mack to Obertraubling | 4,521.92 mi (7,277.33 km) |
| Mack to Obertshausen | 4,354.58 mi (7,008.01 km) |
| Mack to Oberursel | 4,340.04 mi (6,984.62 km) |
| Mack to Ochsenfurt | 4,416.54 mi (7,107.74 km) |
| Mack to Ochsenhausen | 4,467.94 mi (7,190.46 km) |
| Mack to Ochtrup | 4,221.11 mi (6,793.23 km) |
| Mack to Odenthal | 4,256.30 mi (6,849.85 km) |
| Mack to Oelde | 4,269.23 mi (6,870.65 km) |
| Mack to Oelsnitz | 4,468.97 mi (7,192.11 km) |
| Mack to Oer-Erkenschwick | 4,241.58 mi (6,826.17 km) |
