| Penrith to Orangevale (California) | 5,033.95 mi (8,101.35 km) |
| Penrith to Orchards (Washington) | 4,662.00 mi (7,502.76 km) |
| Penrith to Orcutt (California) | 5,234.25 mi (8,423.71 km) |
| Penrith to Oregon (Ohio) | 3,610.30 mi (5,810.22 km) |
| Penrith to Oregon (Wisconsin) | 3,766.83 mi (6,062.13 km) |
| Penrith to Oregon City (Oregon) | 4,683.77 mi (7,537.80 km) |
| Penrith to Orem (Utah) | 4,656.39 mi (7,493.74 km) |
| Penrith to Orinda (California) | 5,108.75 mi (8,221.74 km) |
| Penrith to Orland Park (Illinois) | 3,775.88 mi (6,076.69 km) |
| Penrith to Orlando (Florida) | 4,192.91 mi (6,747.84 km) |
| Penrith to Ormond Beach (Florida) | 4,140.61 mi (6,663.67 km) |
| Penrith to Oro Valley (Arizona) | 5,075.51 mi (8,168.24 km) |
| Penrith to Oroville (California) | 4,996.22 mi (8,040.64 km) |
| Penrith to Oshkosh (Wisconsin) | 3,684.13 mi (5,929.04 km) |
| Penrith to Oskaloosa (Iowa) | 3,963.93 mi (6,379.33 km) |
