| Melfi to Orzesze | 649.58 mi (1,045.40 km) |
| Melfi to Osowa | 936.76 mi (1,507.56 km) |
| Melfi to Ostroda | 900.02 mi (1,448.45 km) |
| Melfi to Ostroleka | 878.30 mi (1,413.49 km) |
| Melfi to Ostrow Mazowiecka | 866.24 mi (1,394.07 km) |
| Melfi to Ostrow Wielkopolski | 742.94 mi (1,195.64 km) |
| Melfi to Ostrowiec Swietokrzyski | 739.23 mi (1,189.67 km) |
| Melfi to Ostrzeszow | 727.86 mi (1,171.38 km) |
| Melfi to Oswiecim | 647.76 mi (1,042.48 km) |
| Melfi to Otwock | 812.51 mi (1,307.60 km) |
| Melfi to Ozarow Mazowiecki | 812.11 mi (1,306.97 km) |
| Melfi to Ozimek | 679.53 mi (1,093.59 km) |
| Melfi to Ozorkow | 776.93 mi (1,250.35 km) |
| Melfi to Pabianice | 756.83 mi (1,218.01 km) |
| Melfi to Parczew | 810.45 mi (1,304.29 km) |
