| Catalina Foothills to Odessa (Texas) | 500.56 mi (805.57 km) |
| Catalina Foothills to Ogden (Utah) | 619.44 mi (996.89 km) |
| Catalina Foothills to Oildale (California) | 514.61 mi (828.18 km) |
| Catalina Foothills to Ojus (Florida) | 1,898.41 mi (3,055.19 km) |
| Catalina Foothills to Okemos (Michigan) | 1,609.79 mi (2,590.71 km) |
| Catalina Foothills to Oklahoma City (Oklahoma) | 796.67 mi (1,282.12 km) |
| Catalina Foothills to Okmulgee (Oklahoma) | 881.70 mi (1,418.96 km) |
| Catalina Foothills to Olathe (Kansas) | 1,008.50 mi (1,623.03 km) |
| Catalina Foothills to Old Jamestown (Missouri) | 1,239.12 mi (1,994.18 km) |
| Catalina Foothills to Oldsmar (Florida) | 1,705.55 mi (2,744.82 km) |
| Catalina Foothills to Olean (New York) | 1,895.72 mi (3,050.87 km) |
| Catalina Foothills to Olive Branch (Mississippi) | 1,221.71 mi (1,966.15 km) |
| Catalina Foothills to Olivehurst (California) | 759.20 mi (1,221.82 km) |
| Catalina Foothills to Olney (Maryland) | 1,942.49 mi (3,126.14 km) |
| Catalina Foothills to Olympia (Washington) | 1,198.90 mi (1,929.44 km) |
