| Mettlach to Orzesze | 543.04 mi (873.94 km) |
| Mettlach to Osowa | 608.57 mi (979.40 km) |
| Mettlach to Ostroda | 641.92 mi (1,033.06 km) |
| Mettlach to Ostroleka | 690.92 mi (1,111.93 km) |
| Mettlach to Ostrow Mazowiecka | 699.96 mi (1,126.47 km) |
| Mettlach to Ostrow Wielkopolski | 513.81 mi (826.89 km) |
| Mettlach to Ostrowiec Swietokrzyski | 660.90 mi (1,063.61 km) |
| Mettlach to Ostrzeszow | 515.53 mi (829.67 km) |
| Mettlach to Oswiecim | 564.00 mi (907.66 km) |
| Mettlach to Otwock | 664.42 mi (1,069.28 km) |
| Mettlach to Ozarow Mazowiecki | 646.26 mi (1,040.05 km) |
| Mettlach to Ozimek | 520.87 mi (838.26 km) |
| Mettlach to Ozorkow | 579.71 mi (932.95 km) |
| Mettlach to Pabianice | 579.72 mi (932.97 km) |
| Mettlach to Parczew | 727.62 mi (1,170.99 km) |
