| ZIP | Locality | Prov | Region | Area Code | Belfiore | Notes | Locality | area code |
|---|---|---|---|---|---|---|---|---|
| 02040 | Mompeo | RI | Lazio | 0765 | F319 | Mompeo RI - Lazio | 0765 | |
| 02040 | Monte San Giovanni in Sabina | RI | Lazio | 0765 | F619 | Monte San Giovanni in Sabina RI - Lazio | 0765 | |
| 02040 | Montebuono | RI | Lazio | 0765 | F446 | Montebuono RI - Lazio | 0765 | |
| 02033 | Monteleone Sabino | RI | Lazio | 0765 | F541 | Monteleone Sabino RI - Lazio | 0765 | |
| 02040 | Montenero Sabino | RI | Lazio | 0765 | F579 | Montenero Sabino RI - Lazio | 0765 | |
| 02034 | Montopoli di Sabina | RI | Lazio | 0765 | F687 | Montopoli di Sabina RI - Lazio | 0765 | |
| 00060 | Nazzano | RM | Lazio | 0765 | F857 | Nazzano RM - Lazio | 0765 | |
| 02020 | Nespolo | RI | Lazio | 0765 | F876 | Nespolo RI - Lazio | 0765 | |
| 02035 | Orvinio | RI | Lazio | 0765 | B595 | Orvinio RI - Lazio | 0765 | |
| 02020 | Paganico Sabino | RI | Lazio | 0765 | G232 | Paganico Sabino RI - Lazio | 0765 |