| Port Orchard to Noventa Vicentina | 5,450.41 mi (8,771.58 km) |
| Port Orchard to Novi di Modena | 5,458.50 mi (8,784.60 km) |
| Port Orchard to Novi Ligure | 5,413.85 mi (8,712.75 km) |
| Port Orchard to Nuoro | 5,691.87 mi (9,160.18 km) |
| Port Orchard to Occhiobello | 5,473.30 mi (8,808.43 km) |
| Port Orchard to Oderzo | 5,443.17 mi (8,759.93 km) |
| Port Orchard to Oggiono | 5,367.35 mi (8,637.91 km) |
| Port Orchard to Olbia | 5,660.54 mi (9,109.75 km) |
| Port Orchard to Oleggio | 5,360.32 mi (8,626.60 km) |
| Port Orchard to Olgiate Comasco | 5,357.83 mi (8,622.60 km) |
| Port Orchard to Olgiate Olona | 5,364.62 mi (8,633.52 km) |
| Port Orchard to Omegna | 5,338.23 mi (8,591.06 km) |
| Port Orchard to Opera | 5,387.74 mi (8,670.74 km) |
| Port Orchard to Oppeano | 5,440.98 mi (8,756.41 km) |
| Port Orchard to Orbassano | 5,367.29 mi (8,637.83 km) |
