| Plano to Opole | 5,421.34 mi (8,724.81 km) |
| Plano to Orzesze | 5,471.78 mi (8,805.98 km) |
| Plano to Osowa | 5,275.92 mi (8,490.77 km) |
| Plano to Ostroda | 5,354.68 mi (8,617.53 km) |
| Plano to Ostroleka | 5,433.23 mi (8,743.93 km) |
| Plano to Ostrow Mazowiecka | 5,455.82 mi (8,780.29 km) |
| Plano to Ostrow Wielkopolski | 5,374.79 mi (8,649.89 km) |
| Plano to Ostrowiec Swietokrzyski | 5,525.13 mi (8,891.84 km) |
| Plano to Ostrzeszow | 5,388.78 mi (8,672.41 km) |
| Plano to Oswiecim | 5,492.79 mi (8,839.78 km) |
| Plano to Otwock | 5,466.93 mi (8,798.17 km) |
| Plano to Ozarow Mazowiecki | 5,447.46 mi (8,766.84 km) |
| Plano to Ozimek | 5,430.57 mi (8,739.66 km) |
| Plano to Ozorkow | 5,409.47 mi (8,705.70 km) |
| Plano to Pabianice | 5,426.75 mi (8,733.52 km) |
