Musawa Local Government Area in Katsina State uses postal codes is 833101.
Here are the postal codes for the towns and districts in Musawa:
| Place/Area | Postal code |
| Kurkujan | 833101 |
| Kuru | 833101 |
| Marabar-Musawa | 833101 |
| Musawa | 833101 |
| Rijar-Kusa | 833101 |
| Sako | 833101 |
| Sanyinawa | 833101 |
| Tabanni | 833101 |
| Tuge | 833101 |
| Unguwar-Rinji | 833101 |
| Yarradua | 833101 |
| Zodawa | 833101 |
| Aljawa | 833101 |
| Daminawa | 833101 |
| Dan Gani | 833101 |
| Dan Janku | 833101 |
| Dan Kado | 833101 |
| Farin-Dutse | 833101 |
| Filalawa | 833101 |
| Garu | 833101 |
| Gidan-Lumo | 833101 |
| Gin-Gin | 833101 |
| Jikamshi | 833101 |
| Karachi | 833101 |
| Katoge | 833101 |
| Kauyen-Gide | 833101 |
| Kira | 833101 |
| Kiryoyi | 833101 |