| Fully to Odessa (Texas) | 5,482.95 mi (8,823.95 km) |
| Fully to Ogden (Utah) | 5,333.00 mi (8,582.63 km) |
| Fully to Oildale (California) | 5,882.05 mi (9,466.24 km) |
| Fully to Ojus (Florida) | 4,823.34 mi (7,762.42 km) |
| Fully to Okemos (Michigan) | 4,257.26 mi (6,851.40 km) |
| Fully to Oklahoma City (Oklahoma) | 5,112.35 mi (8,227.53 km) |
| Fully to Okmulgee (Oklahoma) | 5,045.73 mi (8,120.32 km) |
| Fully to Olathe (Kansas) | 4,840.84 mi (7,790.58 km) |
| Fully to Old Jamestown (Missouri) | 4,664.13 mi (7,506.19 km) |
| Fully to Oldsmar (Florida) | 4,839.53 mi (7,788.47 km) |
| Fully to Olean (New York) | 4,039.19 mi (6,500.45 km) |
| Fully to Olive Branch (Mississippi) | 4,827.07 mi (7,768.42 km) |
| Fully to Olivehurst (California) | 5,748.82 mi (9,251.84 km) |
| Fully to Olney (Maryland) | 4,101.74 mi (6,601.12 km) |
| Fully to Olympia (Washington) | 5,324.06 mi (8,568.24 km) |
