| River Forest to Nasaud | 5,013.80 mi (8,068.94 km) |
| River Forest to Navodari | 5,301.72 mi (8,532.30 km) |
| River Forest to Negresti-Oas | 4,952.71 mi (7,970.61 km) |
| River Forest to Nehoiu | 5,171.89 mi (8,323.35 km) |
| River Forest to Ocna Mures | 5,037.76 mi (8,107.50 km) |
| River Forest to Odobesti | 5,177.38 mi (8,332.18 km) |
| River Forest to Odorheiu Secuiesc | 5,090.82 mi (8,192.89 km) |
| River Forest to Oltenita | 5,245.69 mi (8,442.13 km) |
| River Forest to Onesti | 5,143.13 mi (8,277.07 km) |
| River Forest to Oradea | 4,938.47 mi (7,947.70 km) |
| River Forest to Orastie | 5,040.53 mi (8,111.95 km) |
| River Forest to Oravita | 5,025.06 mi (8,087.05 km) |
| River Forest to Orsova | 5,065.36 mi (8,151.90 km) |
| River Forest to Otelu Rosu | 5,026.38 mi (8,089.17 km) |
| River Forest to Otopeni | 5,203.23 mi (8,373.78 km) |
