| Cities | Distance |
|---|---|
| Formia to Navodari | 787.81 mi (1,267.85 km) |
| Formia to Negresti-Oas | 663.24 mi (1,067.38 km) |
| Formia to Nehoiu | 696.59 mi (1,121.06 km) |
| Formia to Ocna Mures | 620.49 mi (998.58 km) |
| Formia to Odobesti | 740.92 mi (1,192.40 km) |
| Formia to Odorheiu Secuiesc | 678.15 mi (1,091.38 km) |
| Formia to Oltenita | 688.62 mi (1,108.23 km) |
| Formia to Onesti | 740.12 mi (1,191.10 km) |
| Formia to Oradea | 574.09 mi (923.91 km) |
| Formia to Orastie | 574.30 mi (924.24 km) |
| Formia to Oravita | 482.74 mi (776.90 km) |
| Formia to Orsova | 503.54 mi (810.36 km) |
| Formia to Otelu Rosu | 527.44 mi (848.83 km) |
| Formia to Otopeni | 668.98 mi (1,076.61 km) |
| Formia to Ovidiu | 784.58 mi (1,262.67 km) |