| Formia to Pontinia | 31.26 mi (50.32 km) |
| Formia to Porcari | 234.42 mi (377.26 km) |
| Formia to Porcia | 328.56 mi (528.77 km) |
| Formia to Pordenone | 327.17 mi (526.53 km) |
| Formia to Portici | 48.77 mi (78.49 km) |
| Formia to Porto Empedocle | 274.50 mi (441.77 km) |
| Formia to Porto Recanati | 149.64 mi (240.82 km) |
| Formia to Porto Sant'Elpidio | 138.35 mi (222.66 km) |
| Formia to Porto Tolle | 262.79 mi (422.93 km) |
| Formia to Porto Torres | 273.32 mi (439.86 km) |
| Formia to Portoferraio | 200.33 mi (322.40 km) |
| Formia to Portogruaro | 314.52 mi (506.17 km) |
| Formia to Portomaggiore | 254.35 mi (409.34 km) |
| Formia to Potenza | 122.05 mi (196.42 km) |
| Formia to Potenza Picena | 145.10 mi (233.51 km) |
