| Morriston to Noventa Vicentina | 832.15 mi (1,339.21 km) |
| Morriston to Novi di Modena | 824.91 mi (1,327.56 km) |
| Morriston to Novi Ligure | 753.74 mi (1,213.02 km) |
| Morriston to Nuoro | 1,007.05 mi (1,620.69 km) |
| Morriston to Occhiobello | 849.43 mi (1,367.02 km) |
| Morriston to Oderzo | 849.50 mi (1,367.14 km) |
| Morriston to Oggiono | 727.67 mi (1,171.08 km) |
| Morriston to Olbia | 978.26 mi (1,574.35 km) |
| Morriston to Oleggio | 709.16 mi (1,141.29 km) |
| Morriston to Olgiate Comasco | 713.33 mi (1,148.00 km) |
| Morriston to Olgiate Olona | 716.87 mi (1,153.69 km) |
| Morriston to Omegna | 688.40 mi (1,107.88 km) |
| Morriston to Opera | 740.36 mi (1,191.49 km) |
| Morriston to Oppeano | 817.99 mi (1,316.42 km) |
| Morriston to Orbassano | 698.13 mi (1,123.54 km) |
