| American Canyon to Olivares | 5,818.56 mi (9,364.06 km) |
| American Canyon to Olivenza | 5,720.20 mi (9,205.78 km) |
| American Canyon to Olot | 5,889.16 mi (9,477.69 km) |
| American Canyon to Onate | 5,678.70 mi (9,138.99 km) |
| American Canyon to Onda | 5,910.14 mi (9,511.45 km) |
| American Canyon to Onteniente | 5,956.38 mi (9,585.86 km) |
| American Canyon to Orihuela | 5,981.73 mi (9,626.67 km) |
| American Canyon to Osuna | 5,868.25 mi (9,444.04 km) |
| American Canyon to Ourense | 5,516.79 mi (8,878.42 km) |
| American Canyon to Oviedo | 5,541.49 mi (8,918.17 km) |
| American Canyon to Paiporta | 5,932.10 mi (9,546.80 km) |
| American Canyon to Pajara | 5,909.59 mi (9,510.56 km) |
| American Canyon to Palafolls | 5,924.89 mi (9,535.19 km) |
| American Canyon to Palafrugell | 5,925.46 mi (9,536.10 km) |
| American Canyon to Palamos | 5,928.12 mi (9,540.38 km) |
