| Oer-Erkenschwick to Orthez | 675.32 mi (1,086.83 km) |
| Oer-Erkenschwick to Orvault | 499.43 mi (803.75 km) |
| Oer-Erkenschwick to Osny | 290.01 mi (466.72 km) |
| Oer-Erkenschwick to Ostwald | 214.56 mi (345.29 km) |
| Oer-Erkenschwick to Ouistreham | 368.20 mi (592.56 km) |
| Oer-Erkenschwick to Oullins | 424.35 mi (682.93 km) |
| Oer-Erkenschwick to Outreau | 253.41 mi (407.83 km) |
| Oer-Erkenschwick to Oyonnax | 379.09 mi (610.09 km) |
| Oer-Erkenschwick to Ozoir-la-Ferriere | 282.76 mi (455.06 km) |
| Oer-Erkenschwick to Pace | 468.17 mi (753.45 km) |
| Oer-Erkenschwick to Palaiseau | 299.82 mi (482.51 km) |
| Oer-Erkenschwick to Pamiers | 645.00 mi (1,038.03 km) |
| Oer-Erkenschwick to Panazol | 483.43 mi (778.01 km) |
| Oer-Erkenschwick to Pantin | 285.98 mi (460.24 km) |
| Oer-Erkenschwick to Paray-le-Monial | 385.59 mi (620.55 km) |
