| Birchington to Orthez | 553.58 mi (890.89 km) |
| Birchington to Orvault | 312.73 mi (503.28 km) |
| Birchington to Osny | 163.61 mi (263.30 km) |
| Birchington to Ostwald | 345.13 mi (555.44 km) |
| Birchington to Ouistreham | 160.50 mi (258.30 km) |
| Birchington to Oullins | 422.63 mi (680.15 km) |
| Birchington to Outreau | 48.17 mi (77.52 km) |
| Birchington to Oyonnax | 405.25 mi (652.19 km) |
| Birchington to Ozoir-la-Ferriere | 189.63 mi (305.18 km) |
| Birchington to Pace | 261.98 mi (421.62 km) |
| Birchington to Palaiseau | 188.63 mi (303.57 km) |
| Birchington to Pamiers | 570.93 mi (918.82 km) |
| Birchington to Panazol | 382.65 mi (615.81 km) |
| Birchington to Pantin | 178.12 mi (286.66 km) |
| Birchington to Paray-le-Monial | 363.48 mi (584.96 km) |
