| Forest Grove to Nasaud | 5,728.87 mi (9,219.73 km) |
| Forest Grove to Navodari | 5,992.17 mi (9,643.46 km) |
| Forest Grove to Negresti-Oas | 5,673.88 mi (9,131.23 km) |
| Forest Grove to Nehoiu | 5,886.22 mi (9,472.96 km) |
| Forest Grove to Ocna Mures | 5,776.06 mi (9,295.67 km) |
| Forest Grove to Odobesti | 5,872.53 mi (9,450.92 km) |
| Forest Grove to Odorheiu Secuiesc | 5,806.82 mi (9,345.18 km) |
| Forest Grove to Oltenita | 5,973.79 mi (9,613.89 km) |
| Forest Grove to Onesti | 5,835.69 mi (9,391.64 km) |
| Forest Grove to Oradea | 5,696.51 mi (9,167.65 km) |
| Forest Grove to Orastie | 5,798.20 mi (9,331.30 km) |
| Forest Grove to Oravita | 5,820.26 mi (9,366.80 km) |
| Forest Grove to Orsova | 5,854.18 mi (9,421.39 km) |
| Forest Grove to Otelu Rosu | 5,803.08 mi (9,339.15 km) |
| Forest Grove to Otopeni | 5,933.89 mi (9,549.67 km) |
