| Pont-y-pwl to Orangevale (California) | 5,168.44 mi (8,317.80 km) |
| Pont-y-pwl to Orchards (Washington) | 4,809.34 mi (7,739.89 km) |
| Pont-y-pwl to Orcutt (California) | 5,361.26 mi (8,628.12 km) |
| Pont-y-pwl to Oregon (Ohio) | 3,676.44 mi (5,916.66 km) |
| Pont-y-pwl to Oregon (Wisconsin) | 3,849.13 mi (6,194.58 km) |
| Pont-y-pwl to Oregon City (Oregon) | 4,830.70 mi (7,774.25 km) |
| Pont-y-pwl to Orem (Utah) | 4,775.91 mi (7,686.09 km) |
| Pont-y-pwl to Orinda (California) | 5,243.78 mi (8,439.05 km) |
| Pont-y-pwl to Orland Park (Illinois) | 3,851.20 mi (6,197.91 km) |
| Pont-y-pwl to Orlando (Florida) | 4,215.14 mi (6,783.61 km) |
| Pont-y-pwl to Ormond Beach (Florida) | 4,164.47 mi (6,702.07 km) |
| Pont-y-pwl to Oro Valley (Arizona) | 5,178.55 mi (8,334.07 km) |
| Pont-y-pwl to Oroville (California) | 5,132.59 mi (8,260.10 km) |
| Pont-y-pwl to Oshkosh (Wisconsin) | 3,768.03 mi (6,064.06 km) |
| Pont-y-pwl to Oskaloosa (Iowa) | 4,048.21 mi (6,514.97 km) |
