| Imperial Beach to Noventa Vicentina | 6,170.18 mi (9,929.94 km) |
| Imperial Beach to Novi di Modena | 6,170.00 mi (9,929.66 km) |
| Imperial Beach to Novi Ligure | 6,107.04 mi (9,828.33 km) |
| Imperial Beach to Nuoro | 6,350.96 mi (10,220.88 km) |
| Imperial Beach to Occhiobello | 6,190.54 mi (9,962.70 km) |
| Imperial Beach to Oderzo | 6,174.53 mi (9,936.94 km) |
| Imperial Beach to Oggiono | 6,073.87 mi (9,774.95 km) |
| Imperial Beach to Olbia | 6,326.39 mi (10,181.33 km) |
| Imperial Beach to Oleggio | 6,059.57 mi (9,751.94 km) |
| Imperial Beach to Olgiate Comasco | 6,061.31 mi (9,754.74 km) |
| Imperial Beach to Olgiate Olona | 6,066.15 mi (9,762.52 km) |
| Imperial Beach to Omegna | 6,038.10 mi (9,717.38 km) |
| Imperial Beach to Opera | 6,089.79 mi (9,800.57 km) |
| Imperial Beach to Oppeano | 6,158.09 mi (9,910.48 km) |
| Imperial Beach to Orbassano | 6,052.52 mi (9,740.59 km) |
