| Plymstock to Noventa Vicentina | 803.03 mi (1,292.36 km) |
| Plymstock to Novi di Modena | 791.59 mi (1,273.94 km) |
| Plymstock to Novi Ligure | 712.65 mi (1,146.90 km) |
| Plymstock to Nuoro | 949.13 mi (1,527.48 km) |
| Plymstock to Occhiobello | 818.32 mi (1,316.96 km) |
| Plymstock to Oderzo | 826.10 mi (1,329.47 km) |
| Plymstock to Oggiono | 694.95 mi (1,118.42 km) |
| Plymstock to Olbia | 922.72 mi (1,484.97 km) |
| Plymstock to Oleggio | 672.76 mi (1,082.70 km) |
| Plymstock to Olgiate Comasco | 679.32 mi (1,093.26 km) |
| Plymstock to Olgiate Olona | 681.56 mi (1,096.86 km) |
| Plymstock to Omegna | 653.09 mi (1,051.04 km) |
| Plymstock to Opera | 704.57 mi (1,133.89 km) |
| Plymstock to Oppeano | 787.94 mi (1,268.07 km) |
| Plymstock to Orbassano | 653.91 mi (1,052.37 km) |
