| Montemor-o-Novo to Orthez | 511.66 mi (823.44 km) |
| Montemor-o-Novo to Orvault | 682.07 mi (1,097.69 km) |
| Montemor-o-Novo to Osny | 881.18 mi (1,418.13 km) |
| Montemor-o-Novo to Ostwald | 1,046.65 mi (1,684.42 km) |
| Montemor-o-Novo to Ouistreham | 833.17 mi (1,340.85 km) |
| Montemor-o-Novo to Oullins | 824.73 mi (1,327.27 km) |
| Montemor-o-Novo to Outreau | 960.36 mi (1,545.55 km) |
| Montemor-o-Novo to Oyonnax | 878.99 mi (1,414.59 km) |
| Montemor-o-Novo to Ozoir-la-Ferriere | 884.60 mi (1,423.62 km) |
| Montemor-o-Novo to Pace | 730.97 mi (1,176.39 km) |
| Montemor-o-Novo to Palaiseau | 868.25 mi (1,397.32 km) |
| Montemor-o-Novo to Pamiers | 598.39 mi (963.01 km) |
| Montemor-o-Novo to Panazol | 694.86 mi (1,118.26 km) |
| Montemor-o-Novo to Pantin | 882.43 mi (1,420.13 km) |
| Montemor-o-Novo to Paray-le-Monial | 825.80 mi (1,328.99 km) |
