| Gillingham to Orthez | 549.08 mi (883.66 km) |
| Gillingham to Orvault | 300.53 mi (483.66 km) |
| Gillingham to Osny | 174.04 mi (280.09 km) |
| Gillingham to Ostwald | 373.51 mi (601.10 km) |
| Gillingham to Ouistreham | 149.80 mi (241.08 km) |
| Gillingham to Oullins | 437.32 mi (703.80 km) |
| Gillingham to Outreau | 65.35 mi (105.17 km) |
| Gillingham to Oyonnax | 423.47 mi (681.51 km) |
| Gillingham to Ozoir-la-Ferriere | 203.36 mi (327.28 km) |
| Gillingham to Pace | 246.51 mi (396.72 km) |
| Gillingham to Palaiseau | 199.25 mi (320.66 km) |
| Gillingham to Pamiers | 573.45 mi (922.88 km) |
| Gillingham to Panazol | 384.76 mi (619.21 km) |
| Gillingham to Pantin | 190.47 mi (306.53 km) |
| Gillingham to Paray-le-Monial | 377.35 mi (607.28 km) |
