| Plainfield to Opole | 4,219.29 mi (6,790.29 km) |
| Plainfield to Orzesze | 4,268.35 mi (6,869.25 km) |
| Plainfield to Osowa | 4,112.36 mi (6,618.21 km) |
| Plainfield to Ostroda | 4,189.79 mi (6,742.81 km) |
| Plainfield to Ostroleka | 4,268.80 mi (6,869.97 km) |
| Plainfield to Ostrow Mazowiecka | 4,290.22 mi (6,904.44 km) |
| Plainfield to Ostrow Wielkopolski | 4,181.29 mi (6,729.14 km) |
| Plainfield to Ostrowiec Swietokrzyski | 4,339.71 mi (6,984.09 km) |
| Plainfield to Ostrzeszow | 4,193.58 mi (6,748.91 km) |
| Plainfield to Oswiecim | 4,290.26 mi (6,904.50 km) |
| Plainfield to Otwock | 4,291.99 mi (6,907.29 km) |
| Plainfield to Ozarow Mazowiecki | 4,271.49 mi (6,874.30 km) |
| Plainfield to Ozimek | 4,229.68 mi (6,807.01 km) |
| Plainfield to Ozorkow | 4,224.81 mi (6,799.18 km) |
| Plainfield to Pabianice | 4,239.52 mi (6,822.85 km) |
