| Drexel Hill to Opole | 4,284.92 mi (6,895.92 km) |
| Drexel Hill to Orzesze | 4,333.98 mi (6,974.87 km) |
| Drexel Hill to Osowa | 4,177.88 mi (6,723.65 km) |
| Drexel Hill to Ostroda | 4,255.32 mi (6,848.28 km) |
| Drexel Hill to Ostroleka | 4,334.34 mi (6,975.44 km) |
| Drexel Hill to Ostrow Mazowiecka | 4,355.77 mi (7,009.93 km) |
| Drexel Hill to Ostrow Wielkopolski | 4,246.92 mi (6,834.77 km) |
| Drexel Hill to Ostrowiec Swietokrzyski | 4,405.34 mi (7,089.70 km) |
| Drexel Hill to Ostrzeszow | 4,259.21 mi (6,854.54 km) |
| Drexel Hill to Oswiecim | 4,355.89 mi (7,010.12 km) |
| Drexel Hill to Otwock | 4,357.59 mi (7,012.86 km) |
| Drexel Hill to Ozarow Mazowiecki | 4,337.09 mi (6,979.87 km) |
| Drexel Hill to Ozimek | 4,295.31 mi (6,912.64 km) |
| Drexel Hill to Ozorkow | 4,290.44 mi (6,904.79 km) |
| Drexel Hill to Pabianice | 4,305.15 mi (6,928.47 km) |
