| Targu Frumos to Nasaud | 122.35 mi (196.90 km) |
| Targu Frumos to Navodari | 213.95 mi (344.33 km) |
| Targu Frumos to Negresti-Oas | 173.48 mi (279.18 km) |
| Targu Frumos to Nehoiu | 132.66 mi (213.49 km) |
| Targu Frumos to Ocna Mures | 159.51 mi (256.71 km) |
| Targu Frumos to Odobesti | 99.73 mi (160.51 km) |
| Targu Frumos to Odorheiu Secuiesc | 101.94 mi (164.05 km) |
| Targu Frumos to Oltenita | 216.54 mi (348.49 km) |
| Targu Frumos to Onesti | 66.72 mi (107.38 km) |
| Targu Frumos to Oradea | 239.46 mi (385.37 km) |
| Targu Frumos to Orastie | 204.12 mi (328.50 km) |
| Targu Frumos to Oravita | 295.81 mi (476.06 km) |
| Targu Frumos to Orsova | 280.33 mi (451.14 km) |
| Targu Frumos to Otelu Rosu | 250.99 mi (403.93 km) |
| Targu Frumos to Otopeni | 189.28 mi (304.62 km) |
