| Blachownia to Navodari | 632.83 mi (1,018.44 km) |
| Blachownia to Negresti-Oas | 284.20 mi (457.38 km) |
| Blachownia to Nehoiu | 505.05 mi (812.80 km) |
| Blachownia to Ocna Mures | 376.86 mi (606.49 km) |
| Blachownia to Odobesti | 508.26 mi (817.97 km) |
| Blachownia to Odorheiu Secuiesc | 423.16 mi (681.01 km) |
| Blachownia to Oltenita | 584.65 mi (940.90 km) |
| Blachownia to Onesti | 474.13 mi (763.05 km) |
| Blachownia to Oradea | 289.31 mi (465.60 km) |
| Blachownia to Orastie | 392.30 mi (631.34 km) |
| Blachownia to Oravita | 416.22 mi (669.84 km) |
| Blachownia to Orsova | 447.73 mi (720.55 km) |
| Blachownia to Otelu Rosu | 395.72 mi (636.85 km) |
| Blachownia to Otopeni | 542.36 mi (872.84 km) |
| Blachownia to Ovidiu | 633.72 mi (1,019.88 km) |
