| Frechen to Novi di Modena | 456.97 mi (735.42 km) |
| Frechen to Novi Ligure | 435.09 mi (700.21 km) |
| Frechen to Nuoro | 742.30 mi (1,194.62 km) |
| Frechen to Occhiobello | 469.07 mi (754.90 km) |
| Frechen to Oderzo | 440.01 mi (708.13 km) |
| Frechen to Oggiono | 373.21 mi (600.63 km) |
| Frechen to Olbia | 702.74 mi (1,130.95 km) |
| Frechen to Oleggio | 376.70 mi (606.24 km) |
| Frechen to Olgiate Comasco | 368.12 mi (592.44 km) |
| Frechen to Olgiate Olona | 377.17 mi (607.00 km) |
| Frechen to Omegna | 355.67 mi (572.40 km) |
| Frechen to Opera | 397.95 mi (640.44 km) |
| Frechen to Oppeano | 437.06 mi (703.38 km) |
| Frechen to Orbassano | 409.65 mi (659.27 km) |
| Frechen to Orbetello | 621.40 mi (1,000.05 km) |
