Isa Local Government Area in Sokoto State uses the postal code 883101.
Here is the postal code for Isa:
| Place/Area | Postal code |
| Shalla | 883101 |
| Tiddibale | 883101 |
| Tozai | 883101 |
| Tsabare | 883101 |
| Turba | 883101 |
| Yanfako | 883101 |
| Bafarawa | 883101 |
| Bargaja | 883101 |
| Gebe | 883101 |
| Gidan Bawa | 883101 |
| Gidan Dikko | 883101 |
| Isa | 883101 |
| Kurar Mota | 883101 |
| Modaci | 883101 |
| Rijia Mallam Ladan | 883101 |