| Koprukoy to Nasaud | 1,005.54 mi (1,618.26 km) |
| Koprukoy to Navodari | 741.42 mi (1,193.19 km) |
| Koprukoy to Negresti-Oas | 1,063.81 mi (1,712.04 km) |
| Koprukoy to Nehoiu | 871.84 mi (1,403.10 km) |
| Koprukoy to Ocna Mures | 1,006.73 mi (1,620.18 km) |
| Koprukoy to Odobesti | 847.89 mi (1,364.55 km) |
| Koprukoy to Odorheiu Secuiesc | 940.56 mi (1,513.68 km) |
| Koprukoy to Oltenita | 830.33 mi (1,336.29 km) |
| Koprukoy to Onesti | 874.59 mi (1,407.52 km) |
| Koprukoy to Oradea | 1,108.97 mi (1,784.72 km) |
| Koprukoy to Orastie | 1,025.15 mi (1,649.82 km) |
| Koprukoy to Oravita | 1,082.64 mi (1,742.34 km) |
| Koprukoy to Orsova | 1,044.17 mi (1,680.43 km) |
| Koprukoy to Otelu Rosu | 1,058.46 mi (1,703.43 km) |
| Koprukoy to Otopeni | 865.81 mi (1,393.39 km) |
