| Grad to Odessa (Texas) | 5,789.56 mi (9,317.40 km) |
| Grad to Ogden (Utah) | 5,570.39 mi (8,964.68 km) |
| Grad to Oildale (California) | 6,110.53 mi (9,833.95 km) |
| Grad to Ojus (Florida) | 5,210.16 mi (8,384.94 km) |
| Grad to Okemos (Michigan) | 4,578.01 mi (7,367.59 km) |
| Grad to Oklahoma City (Oklahoma) | 5,422.72 mi (8,727.02 km) |
| Grad to Okmulgee (Oklahoma) | 5,360.39 mi (8,626.72 km) |
| Grad to Olathe (Kansas) | 5,147.12 mi (8,283.48 km) |
| Grad to Old Jamestown (Missouri) | 4,984.16 mi (8,021.23 km) |
| Grad to Oldsmar (Florida) | 5,215.28 mi (8,393.19 km) |
| Grad to Olean (New York) | 4,377.69 mi (7,045.21 km) |
| Grad to Olive Branch (Mississippi) | 5,162.52 mi (8,308.27 km) |
| Grad to Olivehurst (California) | 5,953.95 mi (9,581.95 km) |
| Grad to Olney (Maryland) | 4,455.13 mi (7,169.85 km) |
| Grad to Olympia (Washington) | 5,496.19 mi (8,845.27 km) |
