| West Ham to Noventa Vicentina | 681.24 mi (1,096.35 km) |
| West Ham to Novi di Modena | 678.44 mi (1,091.84 km) |
| West Ham to Novi Ligure | 617.88 mi (994.38 km) |
| West Ham to Nuoro | 893.66 mi (1,438.20 km) |
| West Ham to Occhiobello | 700.32 mi (1,127.06 km) |
| West Ham to Oderzo | 693.28 mi (1,115.73 km) |
| West Ham to Oggiono | 581.97 mi (936.59 km) |
| West Ham to Olbia | 860.96 mi (1,385.57 km) |
| West Ham to Oleggio | 568.14 mi (914.34 km) |
| West Ham to Olgiate Comasco | 569.36 mi (916.30 km) |
| West Ham to Olgiate Olona | 574.36 mi (924.34 km) |
| West Ham to Omegna | 546.48 mi (879.47 km) |
| West Ham to Opera | 597.99 mi (962.38 km) |
| West Ham to Oppeano | 668.16 mi (1,075.30 km) |
| West Ham to Orbassano | 567.92 mi (913.98 km) |
