| Perris to Oberkirch | 5,827.11 mi (9,377.83 km) |
| Perris to Obernburg am Main | 5,793.06 mi (9,323.03 km) |
| Perris to Obernkirchen | 5,668.60 mi (9,122.72 km) |
| Perris to Oberschleissheim | 5,948.09 mi (9,572.52 km) |
| Perris to Oberstdorf | 5,952.83 mi (9,580.16 km) |
| Perris to Obertraubling | 5,928.09 mi (9,540.35 km) |
| Perris to Obertshausen | 5,772.26 mi (9,289.55 km) |
| Perris to Oberursel | 5,757.62 mi (9,266.00 km) |
| Perris to Ochsenfurt | 5,830.45 mi (9,383.20 km) |
| Perris to Ochsenhausen | 5,908.35 mi (9,508.57 km) |
| Perris to Ochtrup | 5,615.80 mi (9,037.76 km) |
| Perris to Odenthal | 5,671.99 mi (9,128.18 km) |
| Perris to Oelde | 5,662.56 mi (9,113.01 km) |
| Perris to Oelsnitz | 5,851.44 mi (9,416.98 km) |
| Perris to Oer-Erkenschwick | 5,645.65 mi (9,085.80 km) |
