| Neckargemund to Orthez | 610.74 mi (982.89 km) |
| Neckargemund to Orvault | 500.11 mi (804.84 km) |
| Neckargemund to Osny | 304.68 mi (490.33 km) |
| Neckargemund to Ostwald | 76.21 mi (122.64 km) |
| Neckargemund to Ouistreham | 407.54 mi (655.88 km) |
| Neckargemund to Oullins | 314.88 mi (506.76 km) |
| Neckargemund to Outreau | 332.02 mi (534.33 km) |
| Neckargemund to Oyonnax | 261.19 mi (420.34 km) |
| Neckargemund to Ozoir-la-Ferriere | 279.99 mi (450.61 km) |
| Neckargemund to Pace | 488.61 mi (786.34 km) |
| Neckargemund to Palaiseau | 300.26 mi (483.22 km) |
| Neckargemund to Pamiers | 552.65 mi (889.40 km) |
| Neckargemund to Panazol | 426.23 mi (685.95 km) |
| Neckargemund to Pantin | 291.02 mi (468.34 km) |
| Neckargemund to Paray-le-Monial | 296.98 mi (477.94 km) |
