| Enniskillen to Noventa Vicentina | 1,053.90 mi (1,696.09 km) |
| Enniskillen to Novi di Modena | 1,050.55 mi (1,690.69 km) |
| Enniskillen to Novi Ligure | 985.91 mi (1,586.67 km) |
| Enniskillen to Nuoro | 1,246.71 mi (2,006.38 km) |
| Enniskillen to Occhiobello | 1,072.87 mi (1,726.62 km) |
| Enniskillen to Oderzo | 1,065.26 mi (1,714.37 km) |
| Enniskillen to Oggiono | 953.76 mi (1,534.94 km) |
| Enniskillen to Olbia | 1,217.20 mi (1,958.90 km) |
| Enniskillen to Oleggio | 938.37 mi (1,510.16 km) |
| Enniskillen to Olgiate Comasco | 940.64 mi (1,513.81 km) |
| Enniskillen to Olgiate Olona | 945.16 mi (1,521.09 km) |
| Enniskillen to Omegna | 917.00 mi (1,475.76 km) |
| Enniskillen to Opera | 968.80 mi (1,559.13 km) |
| Enniskillen to Oppeano | 1,040.76 mi (1,674.94 km) |
| Enniskillen to Orbassano | 932.62 mi (1,500.91 km) |
