| Roman to Orthez | 1,361.83 mi (2,191.66 km) |
| Roman to Orvault | 1,335.56 mi (2,149.38 km) |
| Roman to Osny | 1,153.89 mi (1,857.01 km) |
| Roman to Ostwald | 897.46 mi (1,444.32 km) |
| Roman to Ouistreham | 1,257.95 mi (2,024.48 km) |
| Roman to Oullins | 1,055.36 mi (1,698.44 km) |
| Roman to Outreau | 1,175.58 mi (1,891.91 km) |
| Roman to Oyonnax | 1,008.06 mi (1,622.32 km) |
| Roman to Ozoir-la-Ferriere | 1,126.69 mi (1,813.24 km) |
| Roman to Pace | 1,333.72 mi (2,146.41 km) |
| Roman to Palaiseau | 1,146.68 mi (1,845.40 km) |
| Roman to Pamiers | 1,258.40 mi (2,025.20 km) |
| Roman to Panazol | 1,217.97 mi (1,960.14 km) |
| Roman to Pantin | 1,138.97 mi (1,833.00 km) |
| Roman to Paray-le-Monial | 1,077.77 mi (1,734.50 km) |
