| Ronkonkoma to Opole | 4,161.20 mi (6,696.81 km) |
| Ronkonkoma to Orzesze | 4,210.13 mi (6,775.54 km) |
| Ronkonkoma to Osowa | 4,056.99 mi (6,529.10 km) |
| Ronkonkoma to Ostroda | 4,134.24 mi (6,653.41 km) |
| Ronkonkoma to Ostroleka | 4,213.19 mi (6,780.47 km) |
| Ronkonkoma to Ostrow Mazowiecka | 4,234.51 mi (6,814.78 km) |
| Ronkonkoma to Ostrow Wielkopolski | 4,123.82 mi (6,636.65 km) |
| Ronkonkoma to Ostrowiec Swietokrzyski | 4,282.63 mi (6,892.23 km) |
| Ronkonkoma to Ostrzeszow | 4,135.98 mi (6,656.22 km) |
| Ronkonkoma to Oswiecim | 4,232.07 mi (6,810.86 km) |
| Ronkonkoma to Otwock | 4,235.66 mi (6,816.64 km) |
| Ronkonkoma to Ozarow Mazowiecki | 4,215.11 mi (6,783.57 km) |
| Ronkonkoma to Ozimek | 4,171.66 mi (6,713.64 km) |
| Ronkonkoma to Ozorkow | 4,167.90 mi (6,707.59 km) |
| Ronkonkoma to Pabianice | 4,182.42 mi (6,730.96 km) |
