Kaga Local Government Area in Borno State uses postal codes is 601105.
Here are the postal codes for the towns and districts in Kaga:
| Place/Area | Postal Code |
| Galangi | 601105 |
| Marguba | 601105 |
| Gangawa | 601105 |
| Mida Koyemi | 601105 |
| Ganidia | 601105 |
| Modu Koyamri | 601105 |
| Benisheik | 601105 |
| Girgimor | 601105 |
| Mordori | 601105 |
| Bokwori | 601105 |
| Gubturo | 601105 |
| Mulum-Kumuriri | 601105 |
| Bulamuri | 601105 |
| Guno | 601105 |
| Ngamdu | 601105 |
| Buma’a | 601105 |
| Jallori | 601105 |
| Tamsu | 601105 |
| Bunguji | 601105 |
| Karagawan | 601105 |
| Tobolo | 601105 |
| Burgumma | 601105 |
| Koyomi | 601105 |
| Umarari | 601105 |
| Dapchi | 601105 |
| Koyori | 601105 |
| Warsala | 601105 |
| Didiri | 601105 |
| Kuruno-Kayar | 601105 |
| Wasaram | 601105 |
| Digimari | 601105 |
| Lawani | 601105 |
| Wasaram Lawan | 601105 |
| Dogoma | 601105 |
| Mainok | 601105 |
| Wugiru | 601105 |
| Dongo | 601105 |
| Maintagujeri | 601105 |
| Wujure | 601105 |
| Dongozo | 601105 |
| Maintakurururi | 601105 |
| Yelemari | 601105 |
| Gabchani | 601105 |
| Malam Mustani | 601105 |
| Yewal | 601105 |
| Afe | 601105 |
| Amindole | 601105 |
| Barwa | 601105 |