| Barmstedt to Novi di Modena | 616.33 mi (991.89 km) |
| Barmstedt to Novi Ligure | 625.06 mi (1,005.93 km) |
| Barmstedt to Nuoro | 930.67 mi (1,497.77 km) |
| Barmstedt to Occhiobello | 617.65 mi (994.01 km) |
| Barmstedt to Oderzo | 566.03 mi (910.93 km) |
| Barmstedt to Oggiono | 553.06 mi (890.06 km) |
| Barmstedt to Olbia | 889.08 mi (1,430.84 km) |
| Barmstedt to Oleggio | 567.66 mi (913.55 km) |
| Barmstedt to Olgiate Comasco | 553.89 mi (891.40 km) |
| Barmstedt to Olgiate Olona | 564.48 mi (908.44 km) |
| Barmstedt to Omegna | 549.52 mi (884.37 km) |
| Barmstedt to Opera | 580.90 mi (934.87 km) |
| Barmstedt to Oppeano | 589.54 mi (948.77 km) |
| Barmstedt to Orbassano | 614.52 mi (988.97 km) |
| Barmstedt to Orbetello | 786.58 mi (1,265.87 km) |
