| Merignac to Navodari | 1,432.46 mi (2,305.32 km) |
| Merignac to Negresti-Oas | 1,161.75 mi (1,869.66 km) |
| Merignac to Nehoiu | 1,308.73 mi (2,106.20 km) |
| Merignac to Ocna Mures | 1,184.32 mi (1,905.98 km) |
| Merignac to Odobesti | 1,341.43 mi (2,158.82 km) |
| Merignac to Odorheiu Secuiesc | 1,253.27 mi (2,016.95 km) |
| Merignac to Oltenita | 1,339.93 mi (2,156.41 km) |
| Merignac to Onesti | 1,323.40 mi (2,129.80 km) |
| Merignac to Oradea | 1,090.93 mi (1,755.69 km) |
| Merignac to Orastie | 1,155.68 mi (1,859.89 km) |
| Merignac to Oravita | 1,088.68 mi (1,752.06 km) |
| Merignac to Orsova | 1,126.13 mi (1,812.34 km) |
| Merignac to Otelu Rosu | 1,117.17 mi (1,797.90 km) |
| Merignac to Otopeni | 1,306.28 mi (2,102.26 km) |
| Merignac to Ovidiu | 1,430.60 mi (2,302.33 km) |
