| Lockport to Orangevale (California) | 1,753.73 mi (2,822.36 km) |
| Lockport to Orchards (Washington) | 1,734.41 mi (2,791.27 km) |
| Lockport to Orcutt (California) | 1,806.79 mi (2,907.75 km) |
| Lockport to Oregon (Ohio) | 237.46 mi (382.15 km) |
| Lockport to Oregon (Wisconsin) | 115.50 mi (185.87 km) |
| Lockport to Oregon City (Oregon) | 1,738.84 mi (2,798.40 km) |
| Lockport to Orem (Utah) | 1,234.67 mi (1,987.01 km) |
| Lockport to Orinda (California) | 1,820.44 mi (2,929.71 km) |
| Lockport to Orland Park (Illinois) | 8.73 mi (14.05 km) |
| Lockport to Orlando (Florida) | 981.15 mi (1,579.01 km) |
| Lockport to Ormond Beach (Florida) | 933.73 mi (1,502.69 km) |
| Lockport to Oro Valley (Arizona) | 1,409.77 mi (2,268.80 km) |
| Lockport to Oroville (California) | 1,755.49 mi (2,825.18 km) |
| Lockport to Oshkosh (Wisconsin) | 170.20 mi (273.90 km) |
| Lockport to Oskaloosa (Iowa) | 239.69 mi (385.74 km) |
