| Aldenham to Noventa Vicentina | 699.47 mi (1,125.70 km) |
| Aldenham to Novi di Modena | 696.58 mi (1,121.04 km) |
| Aldenham to Novi Ligure | 635.60 mi (1,022.91 km) |
| Aldenham to Nuoro | 910.27 mi (1,464.93 km) |
| Aldenham to Occhiobello | 718.53 mi (1,156.36 km) |
| Aldenham to Oderzo | 711.54 mi (1,145.11 km) |
| Aldenham to Oggiono | 600.07 mi (965.72 km) |
| Aldenham to Olbia | 877.79 mi (1,412.67 km) |
| Aldenham to Oleggio | 586.07 mi (943.19 km) |
| Aldenham to Olgiate Comasco | 587.40 mi (945.33 km) |
| Aldenham to Olgiate Olona | 592.35 mi (953.29 km) |
| Aldenham to Omegna | 564.43 mi (908.37 km) |
| Aldenham to Opera | 615.99 mi (991.33 km) |
| Aldenham to Oppeano | 686.38 mi (1,104.62 km) |
| Aldenham to Orbassano | 585.32 mi (941.98 km) |
