| Roosevelt to Opole | 4,184.59 mi (6,734.44 km) |
| Roosevelt to Orzesze | 4,233.55 mi (6,813.24 km) |
| Roosevelt to Osowa | 4,079.60 mi (6,565.48 km) |
| Roosevelt to Ostroda | 4,156.90 mi (6,689.89 km) |
| Roosevelt to Ostroleka | 4,235.87 mi (6,816.98 km) |
| Roosevelt to Ostrow Mazowiecka | 4,257.22 mi (6,851.33 km) |
| Roosevelt to Ostrow Wielkopolski | 4,147.03 mi (6,674.00 km) |
| Roosevelt to Ostrowiec Swietokrzyski | 4,305.73 mi (6,929.41 km) |
| Roosevelt to Ostrzeszow | 4,159.23 mi (6,693.63 km) |
| Roosevelt to Oswiecim | 4,255.48 mi (6,848.54 km) |
| Roosevelt to Otwock | 4,258.55 mi (6,853.48 km) |
| Roosevelt to Ozarow Mazowiecki | 4,238.01 mi (6,820.42 km) |
| Roosevelt to Ozimek | 4,195.02 mi (6,751.24 km) |
| Roosevelt to Ozorkow | 4,190.95 mi (6,744.69 km) |
| Roosevelt to Pabianice | 4,205.53 mi (6,768.15 km) |
