| Pampa to Orangeburg (South Carolina) | 1,150.88 mi (1,852.16 km) |
| Pampa to Orangevale (California) | 1,134.41 mi (1,825.66 km) |
| Pampa to Orchards (Washington) | 1,324.01 mi (2,130.79 km) |
| Pampa to Orcutt (California) | 1,097.64 mi (1,766.48 km) |
| Pampa to Oregon (Ohio) | 1,033.93 mi (1,663.95 km) |
| Pampa to Oregon (Wisconsin) | 800.92 mi (1,288.96 km) |
| Pampa to Oregon City (Oregon) | 1,317.05 mi (2,119.59 km) |
| Pampa to Orem (Utah) | 670.13 mi (1,078.47 km) |
| Pampa to Orinda (California) | 1,183.37 mi (1,904.45 km) |
| Pampa to Orland Park (Illinois) | 820.98 mi (1,321.24 km) |
| Pampa to Orlando (Florida) | 1,246.48 mi (2,006.01 km) |
| Pampa to Ormond Beach (Florida) | 1,233.58 mi (1,985.26 km) |
| Pampa to Oro Valley (Arizona) | 612.55 mi (985.81 km) |
| Pampa to Oroville (California) | 1,158.49 mi (1,864.41 km) |
| Pampa to Oshkosh (Wisconsin) | 879.44 mi (1,415.32 km) |
