| Formia to San Donato Milanese | 360.43 mi (580.06 km) |
| Formia to San Felice Circeo | 27.16 mi (43.70 km) |
| Formia to San Felice sul Panaro | 276.64 mi (445.21 km) |
| Formia to San Ferdinando di Puglia | 127.22 mi (204.74 km) |
| Formia to San Gavino Monreale | 280.14 mi (450.85 km) |
| Formia to San Gennaro Vesuviano | 55.17 mi (88.79 km) |
| Formia to San Giorgio a Cremano | 47.86 mi (77.03 km) |
| Formia to San Giorgio del Sannio | 65.62 mi (105.60 km) |
| Formia to San Giorgio di Piano | 259.59 mi (417.76 km) |
| Formia to San Giorgio Ionico | 203.91 mi (328.16 km) |
| Formia to San Giovanni in Fiore | 213.45 mi (343.52 km) |
| Formia to San Giovanni in Marignano | 190.28 mi (306.23 km) |
| Formia to San Giovanni in Persiceto | 263.54 mi (424.13 km) |
| Formia to San Giovanni la Punta | 266.51 mi (428.91 km) |
| Formia to San Giovanni Lupatoto | 312.62 mi (503.12 km) |
