| Thatto Heath to Odessa (Texas) | 4,845.62 mi (7,798.27 km) |
| Thatto Heath to Ogden (Utah) | 4,667.38 mi (7,511.42 km) |
| Thatto Heath to Oildale (California) | 5,215.40 mi (8,393.37 km) |
| Thatto Heath to Ojus (Florida) | 4,289.15 mi (6,902.72 km) |
| Thatto Heath to Okemos (Michigan) | 3,630.19 mi (5,842.22 km) |
| Thatto Heath to Oklahoma City (Oklahoma) | 4,477.45 mi (7,205.76 km) |
| Thatto Heath to Okmulgee (Oklahoma) | 4,414.03 mi (7,103.69 km) |
| Thatto Heath to Olathe (Kansas) | 4,202.86 mi (6,763.85 km) |
| Thatto Heath to Old Jamestown (Missouri) | 4,036.60 mi (6,496.28 km) |
| Thatto Heath to Oldsmar (Florida) | 4,282.75 mi (6,892.43 km) |
| Thatto Heath to Olean (New York) | 3,429.64 mi (5,519.48 km) |
| Thatto Heath to Olive Branch (Mississippi) | 4,214.05 mi (6,781.87 km) |
| Thatto Heath to Olivehurst (California) | 5,080.57 mi (8,176.39 km) |
| Thatto Heath to Olney (Maryland) | 3,510.64 mi (5,649.83 km) |
| Thatto Heath to Olympia (Washington) | 4,658.51 mi (7,497.14 km) |
