| Thatto Heath to Orangevale (California) | 5,093.41 mi (8,197.05 km) |
| Thatto Heath to Orchards (Washington) | 4,726.43 mi (7,606.45 km) |
| Thatto Heath to Orcutt (California) | 5,290.81 mi (8,514.73 km) |
| Thatto Heath to Oregon (Ohio) | 3,641.85 mi (5,861.00 km) |
| Thatto Heath to Oregon (Wisconsin) | 3,805.03 mi (6,123.61 km) |
| Thatto Heath to Oregon City (Oregon) | 4,748.04 mi (7,641.23 km) |
| Thatto Heath to Orem (Utah) | 4,709.85 mi (7,579.76 km) |
| Thatto Heath to Orinda (California) | 5,168.44 mi (8,317.80 km) |
| Thatto Heath to Orland Park (Illinois) | 3,811.25 mi (6,133.61 km) |
| Thatto Heath to Orlando (Florida) | 4,206.72 mi (6,770.06 km) |
| Thatto Heath to Ormond Beach (Florida) | 4,155.07 mi (6,686.94 km) |
| Thatto Heath to Oro Valley (Arizona) | 5,122.49 mi (8,243.85 km) |
| Thatto Heath to Oroville (California) | 5,056.41 mi (8,137.51 km) |
| Thatto Heath to Oshkosh (Wisconsin) | 3,722.95 mi (5,991.51 km) |
| Thatto Heath to Oskaloosa (Iowa) | 4,003.01 mi (6,442.22 km) |
