| Cary to Orangevale (California) | 2,320.36 mi (3,734.25 km) |
| Cary to Orchards (Washington) | 2,356.38 mi (3,792.23 km) |
| Cary to Orcutt (California) | 2,328.21 mi (3,746.89 km) |
| Cary to Oregon (Ohio) | 475.59 mi (765.38 km) |
| Cary to Oregon (Wisconsin) | 748.92 mi (1,205.26 km) |
| Cary to Oregon City (Oregon) | 2,359.01 mi (3,796.47 km) |
| Cary to Orem (Utah) | 1,805.55 mi (2,905.76 km) |
| Cary to Orinda (California) | 2,380.66 mi (3,831.31 km) |
| Cary to Orland Park (Illinois) | 631.66 mi (1,016.57 km) |
| Cary to Orlando (Florida) | 525.69 mi (846.02 km) |
| Cary to Ormond Beach (Florida) | 467.22 mi (751.91 km) |
| Cary to Oro Valley (Arizona) | 1,846.08 mi (2,970.98 km) |
| Cary to Oroville (California) | 2,330.74 mi (3,750.97 km) |
| Cary to Oshkosh (Wisconsin) | 767.57 mi (1,235.29 km) |
| Cary to Oskaloosa (Iowa) | 837.01 mi (1,347.04 km) |
