| Cities | Distance |
|---|---|
| Planken to Navodari | 938.35 mi (1,510.12 km) |
| Planken to Negresti-Oas | 648.94 mi (1,044.36 km) |
| Planken to Nehoiu | 809.36 mi (1,302.54 km) |
| Planken to Ocna Mures | 679.04 mi (1,092.81 km) |
| Planken to Odobesti | 838.21 mi (1,348.97 km) |
| Planken to Odorheiu Secuiesc | 747.65 mi (1,203.23 km) |
| Planken to Oltenita | 851.62 mi (1,370.55 km) |
| Planken to Onesti | 817.24 mi (1,315.22 km) |
| Planken to Oradea | 581.77 mi (936.28 km) |
| Planken to Orastie | 655.43 mi (1,054.81 km) |
| Planken to Oravita | 599.92 mi (965.48 km) |
| Planken to Orsova | 639.95 mi (1,029.90 km) |
| Planken to Otelu Rosu | 621.35 mi (999.97 km) |
| Planken to Otopeni | 814.47 mi (1,310.76 km) |
| Planken to Ovidiu | 937.00 mi (1,507.96 km) |