| Greven to Orthez | 709.36 mi (1,141.61 km) |
| Greven to Orvault | 529.60 mi (852.30 km) |
| Greven to Osny | 320.96 mi (516.53 km) |
| Greven to Ostwald | 244.68 mi (393.77 km) |
| Greven to Ouistreham | 395.11 mi (635.86 km) |
| Greven to Oullins | 458.48 mi (737.85 km) |
| Greven to Outreau | 276.33 mi (444.71 km) |
| Greven to Oyonnax | 412.69 mi (664.17 km) |
| Greven to Ozoir-la-Ferriere | 315.24 mi (507.32 km) |
| Greven to Pace | 496.42 mi (798.90 km) |
| Greven to Palaiseau | 331.83 mi (534.03 km) |
| Greven to Pamiers | 679.60 mi (1,093.71 km) |
| Greven to Panazol | 517.51 mi (832.86 km) |
| Greven to Pantin | 317.83 mi (511.49 km) |
| Greven to Paray-le-Monial | 420.14 mi (676.16 km) |
