| Lockhart to Orangevale (California) | 1,469.52 mi (2,364.97 km) |
| Lockhart to Orchards (Washington) | 1,729.30 mi (2,783.04 km) |
| Lockhart to Orcutt (California) | 1,367.65 mi (2,201.03 km) |
| Lockhart to Oregon (Ohio) | 1,137.20 mi (1,830.15 km) |
| Lockhart to Oregon (Wisconsin) | 1,011.33 mi (1,627.58 km) |
| Lockhart to Oregon City (Oregon) | 1,719.83 mi (2,767.79 km) |
| Lockhart to Orem (Utah) | 1,068.13 mi (1,718.99 km) |
| Lockhart to Orinda (California) | 1,504.35 mi (2,421.02 km) |
| Lockhart to Orland Park (Illinois) | 978.32 mi (1,574.46 km) |
| Lockhart to Orlando (Florida) | 989.99 mi (1,593.24 km) |
| Lockhart to Ormond Beach (Florida) | 996.23 mi (1,603.27 km) |
| Lockhart to Oro Valley (Arizona) | 804.86 mi (1,295.30 km) |
| Lockhart to Oroville (California) | 1,504.41 mi (2,421.11 km) |
| Lockhart to Oshkosh (Wisconsin) | 1,097.74 mi (1,766.64 km) |
| Lockhart to Oskaloosa (Iowa) | 837.56 mi (1,347.92 km) |
