| Portici to Aviano | 373.08 mi (600.41 km) |
| Portici to Avigliana | 457.79 mi (736.74 km) |
| Portici to Avigliano | 72.23 mi (116.24 km) |
| Portici to Avola | 273.01 mi (439.37 km) |
| Portici to Azzano Decimo | 359.23 mi (578.13 km) |
| Portici to Bacoli | 13.55 mi (21.81 km) |
| Portici to Badia Polesine | 328.73 mi (529.04 km) |
| Portici to Bagheria | 194.32 mi (312.72 km) |
| Portici to Bagnacavallo | 275.90 mi (444.02 km) |
| Portici to Bagnara Calabra | 192.06 mi (309.10 km) |
| Portici to Bagno a Ripoli | 254.70 mi (409.90 km) |
| Portici to Bagnolo in Piano | 329.71 mi (530.62 km) |
| Portici to Bagnolo Mella | 381.42 mi (613.83 km) |
| Portici to Barano d'Ischia | 23.32 mi (37.53 km) |
| Portici to Baranzate | 418.23 mi (673.07 km) |
