| Alliance to Noventa Vicentina | 4,411.48 mi (7,099.60 km) |
| Alliance to Novi di Modena | 4,400.06 mi (7,081.21 km) |
| Alliance to Novi Ligure | 4,317.14 mi (6,947.76 km) |
| Alliance to Nuoro | 4,506.12 mi (7,251.90 km) |
| Alliance to Occhiobello | 4,427.00 mi (7,124.57 km) |
| Alliance to Oderzo | 4,431.80 mi (7,132.30 km) |
| Alliance to Oggiono | 4,303.60 mi (6,925.98 km) |
| Alliance to Olbia | 4,490.47 mi (7,226.72 km) |
| Alliance to Oleggio | 4,280.60 mi (6,888.96 km) |
| Alliance to Olgiate Comasco | 4,287.82 mi (6,900.58 km) |
| Alliance to Olgiate Olona | 4,289.75 mi (6,903.68 km) |
| Alliance to Omegna | 4,261.35 mi (6,857.98 km) |
| Alliance to Opera | 4,312.52 mi (6,940.33 km) |
| Alliance to Oppeano | 4,396.54 mi (7,075.55 km) |
| Alliance to Orbassano | 4,255.97 mi (6,849.31 km) |
