| Menton to Navodari | 1,046.29 mi (1,683.85 km) |
| Menton to Negresti-Oas | 815.44 mi (1,312.33 km) |
| Menton to Nehoiu | 929.95 mi (1,496.61 km) |
| Menton to Ocna Mures | 816.73 mi (1,314.40 km) |
| Menton to Odobesti | 967.10 mi (1,556.39 km) |
| Menton to Odorheiu Secuiesc | 884.58 mi (1,423.59 km) |
| Menton to Oltenita | 950.33 mi (1,529.41 km) |
| Menton to Onesti | 954.18 mi (1,535.60 km) |
| Menton to Oradea | 734.24 mi (1,181.64 km) |
| Menton to Orastie | 781.45 mi (1,257.62 km) |
| Menton to Oravita | 704.68 mi (1,134.07 km) |
| Menton to Orsova | 739.11 mi (1,189.48 km) |
| Menton to Otelu Rosu | 738.88 mi (1,189.11 km) |
| Menton to Otopeni | 919.99 mi (1,480.59 km) |
| Menton to Ovidiu | 1,044.00 mi (1,680.16 km) |
