| Ridgefield to Opole | 4,193.79 mi (6,749.26 km) |
| Ridgefield to Orzesze | 4,242.84 mi (6,828.19 km) |
| Ridgefield to Osowa | 4,087.18 mi (6,577.68 km) |
| Ridgefield to Ostroda | 4,164.58 mi (6,702.24 km) |
| Ridgefield to Ostroleka | 4,243.58 mi (6,829.39 km) |
| Ridgefield to Ostrow Mazowiecka | 4,264.99 mi (6,863.84 km) |
| Ridgefield to Ostrow Wielkopolski | 4,155.86 mi (6,688.20 km) |
| Ridgefield to Ostrowiec Swietokrzyski | 4,314.32 mi (6,943.22 km) |
| Ridgefield to Ostrzeszow | 4,168.13 mi (6,707.95 km) |
| Ridgefield to Oswiecim | 4,264.75 mi (6,863.45 km) |
| Ridgefield to Otwock | 4,266.69 mi (6,866.57 km) |
| Ridgefield to Ozarow Mazowiecki | 4,246.18 mi (6,833.57 km) |
| Ridgefield to Ozimek | 4,204.19 mi (6,765.99 km) |
| Ridgefield to Ozorkow | 4,199.44 mi (6,758.35 km) |
| Ridgefield to Pabianice | 4,214.13 mi (6,781.99 km) |
