| Tatabanya to Navodari | 539.66 mi (868.49 km) |
| Tatabanya to Negresti-Oas | 234.52 mi (377.42 km) |
| Tatabanya to Nehoiu | 406.57 mi (654.32 km) |
| Tatabanya to Ocna Mures | 270.45 mi (435.24 km) |
| Tatabanya to Odobesti | 429.62 mi (691.40 km) |
| Tatabanya to Odorheiu Secuiesc | 337.29 mi (542.81 km) |
| Tatabanya to Oltenita | 464.25 mi (747.13 km) |
| Tatabanya to Onesti | 405.47 mi (652.54 km) |
| Tatabanya to Oradea | 168.89 mi (271.81 km) |
| Tatabanya to Orastie | 257.23 mi (413.97 km) |
| Tatabanya to Oravita | 235.75 mi (379.41 km) |
| Tatabanya to Orsova | 275.15 mi (442.81 km) |
| Tatabanya to Otelu Rosu | 236.12 mi (379.99 km) |
| Tatabanya to Otopeni | 423.24 mi (681.15 km) |
| Tatabanya to Ovidiu | 539.03 mi (867.48 km) |
