| Sileby to Nasaud | 1,186.42 mi (1,909.36 km) |
| Sileby to Navodari | 1,465.47 mi (2,358.44 km) |
| Sileby to Negresti-Oas | 1,127.17 mi (1,814.01 km) |
| Sileby to Nehoiu | 1,331.79 mi (2,143.32 km) |
| Sileby to Ocna Mures | 1,194.08 mi (1,921.69 km) |
| Sileby to Odobesti | 1,348.09 mi (2,169.54 km) |
| Sileby to Odorheiu Secuiesc | 1,256.01 mi (2,021.35 km) |
| Sileby to Oltenita | 1,394.00 mi (2,243.43 km) |
| Sileby to Onesti | 1,318.51 mi (2,121.94 km) |
| Sileby to Oradea | 1,091.00 mi (1,755.80 km) |
| Sileby to Orastie | 1,186.65 mi (1,909.73 km) |
| Sileby to Oravita | 1,156.98 mi (1,861.97 km) |
| Sileby to Orsova | 1,197.94 mi (1,927.89 km) |
| Sileby to Otelu Rosu | 1,164.89 mi (1,874.72 km) |
| Sileby to Otopeni | 1,352.73 mi (2,177.01 km) |
