| Zero Branco to Navodari | 807.47 mi (1,299.50 km) |
| Zero Branco to Negresti-Oas | 555.10 mi (893.34 km) |
| Zero Branco to Nehoiu | 684.30 mi (1,101.28 km) |
| Zero Branco to Ocna Mures | 563.41 mi (906.72 km) |
| Zero Branco to Odobesti | 718.28 mi (1,155.95 km) |
| Zero Branco to Odorheiu Secuiesc | 632.12 mi (1,017.29 km) |
| Zero Branco to Oltenita | 715.54 mi (1,151.55 km) |
| Zero Branco to Onesti | 702.24 mi (1,130.14 km) |
| Zero Branco to Oradea | 475.97 mi (766.00 km) |
| Zero Branco to Orastie | 532.04 mi (856.23 km) |
| Zero Branco to Oravita | 463.78 mi (746.38 km) |
| Zero Branco to Orsova | 501.65 mi (807.33 km) |
| Zero Branco to Otelu Rosu | 492.47 mi (792.56 km) |
| Zero Branco to Otopeni | 681.37 mi (1,096.56 km) |
| Zero Branco to Ovidiu | 805.64 mi (1,296.55 km) |
