| Mill Hill to Noventa Vicentina | 693.02 mi (1,115.32 km) |
| Mill Hill to Novi di Modena | 690.15 mi (1,110.68 km) |
| Mill Hill to Novi Ligure | 629.28 mi (1,012.72 km) |
| Mill Hill to Nuoro | 904.28 mi (1,455.29 km) |
| Mill Hill to Occhiobello | 712.08 mi (1,145.99 km) |
| Mill Hill to Oderzo | 705.10 mi (1,134.75 km) |
| Mill Hill to Oggiono | 593.64 mi (955.38 km) |
| Mill Hill to Olbia | 871.73 mi (1,402.91 km) |
| Mill Hill to Oleggio | 579.69 mi (932.92 km) |
| Mill Hill to Olgiate Comasco | 580.99 mi (935.01 km) |
| Mill Hill to Olgiate Olona | 585.95 mi (943.00 km) |
| Mill Hill to Omegna | 558.04 mi (898.08 km) |
| Mill Hill to Opera | 609.59 mi (981.03 km) |
| Mill Hill to Oppeano | 679.93 mi (1,094.24 km) |
| Mill Hill to Orbassano | 579.09 mi (931.95 km) |
