| Hudson to Noventa Vicentina | 4,410.46 mi (7,097.95 km) |
| Hudson to Novi di Modena | 4,399.35 mi (7,080.07 km) |
| Hudson to Novi Ligure | 4,316.94 mi (6,947.44 km) |
| Hudson to Nuoro | 4,507.84 mi (7,254.68 km) |
| Hudson to Occhiobello | 4,426.13 mi (7,123.17 km) |
| Hudson to Oderzo | 4,430.35 mi (7,129.96 km) |
| Hudson to Oggiono | 4,302.80 mi (6,924.68 km) |
| Hudson to Olbia | 4,491.89 mi (7,229.00 km) |
| Hudson to Oleggio | 4,280.03 mi (6,888.04 km) |
| Hudson to Olgiate Comasco | 4,287.09 mi (6,899.41 km) |
| Hudson to Olgiate Olona | 4,289.11 mi (6,902.65 km) |
| Hudson to Omegna | 4,260.69 mi (6,856.92 km) |
| Hudson to Opera | 4,311.93 mi (6,939.39 km) |
| Hudson to Oppeano | 4,395.58 mi (7,074.01 km) |
| Hudson to Orbassano | 4,255.90 mi (6,849.21 km) |
