| Gravesend to Orthez | 552.08 mi (888.48 km) |
| Gravesend to Orvault | 301.69 mi (485.52 km) |
| Gravesend to Osny | 180.80 mi (290.98 km) |
| Gravesend to Ostwald | 382.24 mi (615.16 km) |
| Gravesend to Ouistreham | 151.93 mi (244.51 km) |
| Gravesend to Oullins | 444.48 mi (715.32 km) |
| Gravesend to Outreau | 73.67 mi (118.56 km) |
| Gravesend to Oyonnax | 431.20 mi (693.94 km) |
| Gravesend to Ozoir-la-Ferriere | 210.59 mi (338.91 km) |
| Gravesend to Pace | 246.79 mi (397.17 km) |
| Gravesend to Palaiseau | 205.97 mi (331.47 km) |
| Gravesend to Pamiers | 578.13 mi (930.40 km) |
| Gravesend to Panazol | 389.47 mi (626.79 km) |
| Gravesend to Pantin | 197.50 mi (317.85 km) |
| Gravesend to Paray-le-Monial | 384.40 mi (618.63 km) |
