| Buckhurst Hill to Noventa Vicentina | 684.15 mi (1,101.03 km) |
| Buckhurst Hill to Novi di Modena | 681.72 mi (1,097.12 km) |
| Buckhurst Hill to Novi Ligure | 621.92 mi (1,000.89 km) |
| Buckhurst Hill to Nuoro | 898.65 mi (1,446.24 km) |
| Buckhurst Hill to Occhiobello | 703.38 mi (1,131.98 km) |
| Buckhurst Hill to Oderzo | 695.67 mi (1,119.57 km) |
| Buckhurst Hill to Oggiono | 585.37 mi (942.06 km) |
| Buckhurst Hill to Olbia | 865.80 mi (1,393.38 km) |
| Buckhurst Hill to Oleggio | 571.89 mi (920.37 km) |
| Buckhurst Hill to Olgiate Comasco | 572.90 mi (921.99 km) |
| Buckhurst Hill to Olgiate Olona | 578.00 mi (930.20 km) |
| Buckhurst Hill to Omegna | 550.18 mi (885.44 km) |
| Buckhurst Hill to Opera | 601.63 mi (968.23 km) |
| Buckhurst Hill to Oppeano | 671.17 mi (1,080.15 km) |
| Buckhurst Hill to Orbassano | 572.32 mi (921.06 km) |
