| River Forest to Noventa Vicentina | 4,634.98 mi (7,459.28 km) |
| River Forest to Novi di Modena | 4,626.57 mi (7,445.75 km) |
| River Forest to Novi Ligure | 4,548.62 mi (7,320.29 km) |
| River Forest to Nuoro | 4,754.64 mi (7,651.86 km) |
| River Forest to Occhiobello | 4,651.95 mi (7,486.59 km) |
| River Forest to Oderzo | 4,651.10 mi (7,485.23 km) |
| River Forest to Oggiono | 4,529.46 mi (7,289.46 km) |
| River Forest to Olbia | 4,736.30 mi (7,622.34 km) |
| River Forest to Oleggio | 4,508.72 mi (7,256.09 km) |
| River Forest to Olgiate Comasco | 4,514.46 mi (7,265.32 km) |
| River Forest to Olgiate Olona | 4,517.22 mi (7,269.76 km) |
| River Forest to Omegna | 4,488.70 mi (7,223.86 km) |
| River Forest to Opera | 4,540.41 mi (7,307.08 km) |
| River Forest to Oppeano | 4,620.70 mi (7,436.30 km) |
| River Forest to Orbassano | 4,488.89 mi (7,224.18 km) |
