| River Grove to Nasaud | 5,012.90 mi (8,067.49 km) |
| River Grove to Navodari | 5,300.82 mi (8,530.85 km) |
| River Grove to Negresti-Oas | 4,951.81 mi (7,969.17 km) |
| River Grove to Nehoiu | 5,171.01 mi (8,321.93 km) |
| River Grove to Ocna Mures | 5,036.90 mi (8,106.11 km) |
| River Grove to Odobesti | 5,176.47 mi (8,330.72 km) |
| River Grove to Odorheiu Secuiesc | 5,089.93 mi (8,191.46 km) |
| River Grove to Oltenita | 5,244.84 mi (8,440.75 km) |
| River Grove to Onesti | 5,142.22 mi (8,275.60 km) |
| River Grove to Oradea | 4,937.62 mi (7,946.33 km) |
| River Grove to Orastie | 5,039.69 mi (8,110.60 km) |
| River Grove to Oravita | 5,024.27 mi (8,085.78 km) |
| River Grove to Orsova | 5,064.56 mi (8,150.63 km) |
| River Grove to Otelu Rosu | 5,025.57 mi (8,087.87 km) |
| River Grove to Otopeni | 5,202.37 mi (8,372.41 km) |
