| Dun Dealgan to Novi di Modena | 995.88 mi (1,602.71 km) |
| Dun Dealgan to Novi Ligure | 931.96 mi (1,499.84 km) |
| Dun Dealgan to Nuoro | 1,195.02 mi (1,923.20 km) |
| Dun Dealgan to Occhiobello | 1,018.07 mi (1,638.42 km) |
| Dun Dealgan to Oderzo | 1,010.24 mi (1,625.82 km) |
| Dun Dealgan to Oggiono | 899.16 mi (1,447.06 km) |
| Dun Dealgan to Olbia | 1,165.05 mi (1,874.96 km) |
| Dun Dealgan to Oleggio | 884.06 mi (1,422.75 km) |
| Dun Dealgan to Olgiate Comasco | 886.14 mi (1,426.10 km) |
| Dun Dealgan to Olgiate Olona | 890.75 mi (1,433.52 km) |
| Dun Dealgan to Omegna | 862.63 mi (1,388.26 km) |
| Dun Dealgan to Opera | 914.39 mi (1,471.57 km) |
| Dun Dealgan to Oppeano | 985.93 mi (1,586.70 km) |
| Dun Dealgan to Orbassano | 879.12 mi (1,414.80 km) |
| Dun Dealgan to Orbetello | 1,132.75 mi (1,822.98 km) |
