Gudu Local Government Area in Sokoto State uses the postal code 841102.
Here is the postal code for Gudu:
| Place/Area | Postal code |
| Tsafanade | 841102 |
| Tulun-Doya | 841102 |
| Wababi | 841102 |
| Awalkiti | 841102 |
| Bachaka | 841102 |
| Balle | 841102 |
| Boto | 841102 |
| Chillas | 841102 |
| Gwazanye | 841102 |
| Jurga | 841102 |
| K-Chana | 841102 |
| K-Sarki | 841102 |
| Kurdula | 841102 |
| Makaya | 841102 |
| Marken-Bori | 841102 |
| Salau | 841102 |