| Formia to Cassina de' Pecchi | 362.87 mi (583.98 km) |
| Formia to Cassino | 19.64 mi (31.62 km) |
| Formia to Castagneto Carducci | 202.62 mi (326.08 km) |
| Formia to Castano Primo | 383.05 mi (616.47 km) |
| Formia to Castel Bolognese | 229.97 mi (370.10 km) |
| Formia to Castel Gandolfo | 59.94 mi (96.46 km) |
| Formia to Castel Goffredo | 320.18 mi (515.28 km) |
| Formia to Castel Maggiore | 254.83 mi (410.10 km) |
| Formia to Castel Mella | 340.30 mi (547.65 km) |
| Formia to Castel San Giorgio | 65.61 mi (105.58 km) |
| Formia to Castel San Giovanni | 335.74 mi (540.32 km) |
| Formia to Castel San Pietro Terme | 239.74 mi (385.82 km) |
| Formia to Castel Volturno | 21.63 mi (34.81 km) |
| Formia to Castelbuono | 231.75 mi (372.96 km) |
| Formia to Casteldaccia | 222.30 mi (357.75 km) |
