| Grottaferrata to Pontinia | 32.56 mi (52.40 km) |
| Grottaferrata to Porcari | 175.99 mi (283.23 km) |
| Grottaferrata to Porcia | 288.71 mi (464.64 km) |
| Grottaferrata to Pordenone | 287.55 mi (462.76 km) |
| Grottaferrata to Portici | 109.48 mi (176.19 km) |
| Grottaferrata to Porto Empedocle | 313.82 mi (505.05 km) |
| Grottaferrata to Porto Recanati | 124.30 mi (200.04 km) |
| Grottaferrata to Porto Sant'Elpidio | 115.97 mi (186.63 km) |
| Grottaferrata to Porto Tolle | 219.18 mi (352.73 km) |
| Grottaferrata to Porto Torres | 231.13 mi (371.97 km) |
| Grottaferrata to Portoferraio | 139.75 mi (224.90 km) |
| Grottaferrata to Portogruaro | 276.15 mi (444.41 km) |
| Grottaferrata to Portomaggiore | 205.90 mi (331.37 km) |
| Grottaferrata to Potenza | 181.11 mi (291.48 km) |
| Grottaferrata to Potenza Picena | 119.18 mi (191.81 km) |
