| Catalina Foothills to Olivares | 5,606.37 mi (9,022.58 km) |
| Catalina Foothills to Olivenza | 5,514.58 mi (8,874.86 km) |
| Catalina Foothills to Olot | 5,780.50 mi (9,302.81 km) |
| Catalina Foothills to Onate | 5,546.14 mi (8,925.65 km) |
| Catalina Foothills to Onda | 5,761.71 mi (9,272.57 km) |
| Catalina Foothills to Onteniente | 5,794.70 mi (9,325.67 km) |
| Catalina Foothills to Orihuela | 5,810.69 mi (9,351.41 km) |
| Catalina Foothills to Osuna | 5,661.10 mi (9,110.66 km) |
| Catalina Foothills to Ourense | 5,343.71 mi (8,599.86 km) |
| Catalina Foothills to Oviedo | 5,391.06 mi (8,676.08 km) |
| Catalina Foothills to Paiporta | 5,777.50 mi (9,297.99 km) |
| Catalina Foothills to Pajara | 5,558.56 mi (8,945.64 km) |
| Catalina Foothills to Palafolls | 5,813.18 mi (9,355.41 km) |
| Catalina Foothills to Palafrugell | 5,818.90 mi (9,364.62 km) |
| Catalina Foothills to Palamos | 5,820.66 mi (9,367.45 km) |
