| Bad Honnef am Rhein to Orthez | 620.69 mi (998.90 km) |
| Bad Honnef am Rhein to Orvault | 463.78 mi (746.38 km) |
| Bad Honnef am Rhein to Osny | 254.75 mi (409.98 km) |
| Bad Honnef am Rhein to Ostwald | 146.31 mi (235.46 km) |
| Bad Honnef am Rhein to Ouistreham | 345.65 mi (556.27 km) |
| Bad Honnef am Rhein to Oullins | 358.34 mi (576.69 km) |
| Bad Honnef am Rhein to Outreau | 246.62 mi (396.90 km) |
| Bad Honnef am Rhein to Oyonnax | 311.66 mi (501.56 km) |
| Bad Honnef am Rhein to Ozoir-la-Ferriere | 240.58 mi (387.17 km) |
| Bad Honnef am Rhein to Pace | 439.61 mi (707.49 km) |
| Bad Honnef am Rhein to Palaiseau | 259.51 mi (417.63 km) |
| Bad Honnef am Rhein to Pamiers | 583.48 mi (939.02 km) |
| Bad Honnef am Rhein to Panazol | 429.13 mi (690.62 km) |
| Bad Honnef am Rhein to Pantin | 246.82 mi (397.22 km) |
| Bad Honnef am Rhein to Paray-le-Monial | 322.68 mi (519.30 km) |
