| Meerssen to Navodari | 1,151.56 mi (1,853.26 km) |
| Meerssen to Negresti-Oas | 819.63 mi (1,319.07 km) |
| Meerssen to Nehoiu | 1,017.94 mi (1,638.22 km) |
| Meerssen to Ocna Mures | 880.42 mi (1,416.89 km) |
| Meerssen to Odobesti | 1,036.66 mi (1,668.35 km) |
| Meerssen to Odorheiu Secuiesc | 944.09 mi (1,519.37 km) |
| Meerssen to Oltenita | 1,077.37 mi (1,733.86 km) |
| Meerssen to Onesti | 1,008.56 mi (1,623.12 km) |
| Meerssen to Oradea | 777.21 mi (1,250.80 km) |
| Meerssen to Orastie | 870.49 mi (1,400.91 km) |
| Meerssen to Oravita | 838.09 mi (1,348.77 km) |
| Meerssen to Orsova | 879.09 mi (1,414.76 km) |
| Meerssen to Otelu Rosu | 847.14 mi (1,363.35 km) |
| Meerssen to Otopeni | 1,036.50 mi (1,668.09 km) |
| Meerssen to Ovidiu | 1,151.15 mi (1,852.60 km) |
