Rijau is one of the twenty-five (25) Local Government Areas (LGAs) present in Niger State, Nigeria.
All the districts/ward within Rijau make use of the same postal or zip codes.
Here are the postcodes for Rijau LGA:
| Location | Postcode |
| U. Kwakwara | 923104 |
| U. S. Hausawa | 923104 |
| Zanfarawa | 923104 |
| U. Kwali | 923104 |
| U. S. Noma | 923104 |
| Zomo | 923104 |
| U. Hansawa | 923104 |
| U. Kwando | 923104 |
| U. S. Tsahi | 923104 |
| ]Korem | 923104 |
| U. Harda | 923104 |
| U. Lamba | 923104 |
| U. Zuru | 923104 |
| U. Hausa | 923104 |
| U. Liman | 923104 |
| U.Aboki | 923104 |
| U. Himji | 923104 |
| U. Luddayi | 923104 |
| U.Kebo | 923104 |
| U. Hoda | 923104 |
| U. M. Babe | 923104 |
| U.S. Chibadi | 923104 |
| U. Ichche | 923104 |
| U. M. Sambo | 923104 |
| Udaru | 923104 |
| U. Istumtun | 923104 |
| U. Madalla | 923104 |
| Ugando | 923104 |
| U. Ka da | 923104 |
| U. Magaji | 923104 |
| Ugira | 923104 |
| U. kambari | 923104 |
| U. Magajirange | 923104 |
| Utamba | 923104 |
| U. Kaurfu | 923104 |
| U. Maganu | 923104 |
| Utudu | 923104 |
| U. Kazuwa | 923104 |
| U. Magasiulu | 923104 |
| Wanda | 923104 |
| U. Kibiya | 923104 |
| U. N. Bawa | 923104 |
| Warari | 923104 |
| U. Kura Idaci | 923104 |
| U. S. Dikko | 923104 |
| Wassarawa | 923104 |
| U. Kwaire | 923104 |
| U. S. Genu | 923104 |
| Yakama | 923104 |
| U. Angulu | 923104 |
| U. Chora | 923104 |
| U. Dogo | 923104 |
| U. Gwazu | 923104 |
| U. Audu Idadu | 923104 |
| U. Cinta | 923104 |
| U. Dutse | 923104 |
| U. H. Shanfir | 923104 |
| U. Auta | 923104 |
| U. D. Fada | 923104 |
| U. Ebo | 923104 |
| U. B. Zuare | 923104 |
| U. D. Musa | 923104 |
| U. F. Amako | 923104 |
| U. Baba | 923104 |
| U. Dahoro | 923104 |
| U. Fanu | 923104 |
| U. Bagasa | 923104 |
| U. Dahur | 923104 |
| U. Faru | 923104 |
| U. Bagudu | 923104 |
| U. Daji | 923104 |
| U. Fona | 923104 |
| U. Bahago | 923104 |
| U. Dakkarberi | 923104 |
| U. G. Ajiya | 923104 |
| U. Bajida | 923104 |
| U. Dakkawa | 923104 |
| U. Gadi | 923104 |
| U. Bani | 923104 |
| U. Damgaladima | 923104 |
| U. Gaiye | 923104 |
| U. Barmako | 923104 |
| U. Dande | 923104 |
| U. Galadima | 923104 |
| U. Bawa | 923104 |
| U. Danguibi | 923104 |
| U. Gamau | 923104 |
| U. Bebeji | 923104 |
| U. Danladi | 923104 |
| U. Ganwo | 923104 |
| U. Bisalla | 923104 |
| U. Dara | 923104 |
| U. Garo | 923104 |
| U. Chibi | 923104 |
| U. Daudu | 923104 |
| U. Geile | 923104 |
| U. Chindo | 923104 |
| U. Diga | 923104 |
| U. Gog | 923104 |
| Sori | 923104 |
| T. Makeri | 923104 |
| Taroro | 923104 |
| T. Anyo | 923104 |
| T. Managoro | 923104 |
| Tatau | 923104 |
| T. Auta | 923104 |
| T. Mangwan | 923104 |
| Tise | 923104 |
| T. B. Bmakeri | 923104 |
| T. Marigwaro | 923104 |
| Tsamiya | 923104 |
| T. Bali | 923104 |
| T. Mildo | 923104 |
| Tsaniya | 923104 |
| T. Bella | 923104 |
| T. Noma | 923104 |
| Tudunkaka | 923104 |
| T. Bunu | 923104 |
| T. S. Shanji | 923104 |
| Tukura | 923104 |
| T. Danda | 923104 |
| T. s. Ushe | 923104 |
| U. Abarushi | 923104 |
| T. Dogo | 923104 |
| T. Sambo | 923104 |
| U. Abire | 923104 |
| T. Fona | 923104 |
| T. U. Dangiye | 923104 |
| U. Abite | 923104 |
| T. Gongo | 923104 |
| T. Yando | 923104 |
| U. Adamu | 923104 |
| T. Kago | 923104 |
| T. Yero | 923104 |
| U. Agulu | 923104 |
| T. Kuka | 923104 |
| Takalifiya | 923104 |
| U. Akoti | 923104 |
| T. Magagi | 923104 |
| Takari | 923104 |
| U. Alh. Buba | 923104 |
| Shambo | 923104 |
| T. Magaji | 923104 |
| Targa | 923104 |
| U. Alhel | 923104 |
| Sindiri | 923104 |
| T. Magajiya | 923104 |
| Tarkuye | 923104 |
| U. Ali | 923104 |
| Maje | 923104 |
| Mazobo | 923104 |
| Rukukuje | 923104 |
| Majuta | 923104 |
| Nakacheri | 923104 |
| Rukwane | 923104 |
| Makana | 923104 |
| Nimbiri | 923104 |
| Runfuwa | 923104 |
| Makaranta | 923104 |
| Odoshin | 923104 |
| Runji | 923104 |
| Maker | 923104 |
| Okongo | 923104 |
| Rutuwan Kalido | 923104 |
| Malingo | 923104 |
| Old Yakana | 923104 |
| S-Saro | 923104 |
| Mallam-Bawa | 923104 |
| Paujan | 923104 |
| S. G. Sullubawa | 923104 |
| Mamba | 923104 |
| Rigolo | 923104 |
| S. G. Ushe | 923104 |
| Managsu | 923104 |
| Rijau | 923104 |
| S. Ganda | 923104 |
| Marando Mariri | 923104 |
| Rijiman Bature | 923104 |
| Sakaba | 923104 |
| Masama Uli | 923104 |
| Rimi | 923104 |
| Sanoma | 923104 |
| Masuga | 923104 |
| Riwo | 923104 |
| Shadadi | 923104 |
| Magwinko | 923104 |
| Matane | 923104 |
| Rugan Gabas | 923104 |
| Shagwa | 923104 |
| Mahela Fulani | 923104 |
| Matituta | 923104 |
| Rugar Chibau | 923104 |
| Sham | 923104 |
| Maiwa | 923104 |
| Matwando | 923104 |
| Ruggan Jee | 923104 |
| Maizale | 923104 |
| Mazabo | 923104 |
| Rukkukiye | 923104 |
| Godo | 923104 |
| Itoki | 923104 |
| Kode Ukku | 923104 |
| Gwagarade | 923104 |
| Jama Are | 923104 |
| Kogo Kifi | 923104 |
| Hali Awaga | 923104 |
| Jatau | 923104 |
| Korso | 923104 |
| Hamyu | 923104 |
| Jato Mando | 923104 |
| Kuda | 923104 |
| Hodi | 923104 |
| K. Gada | 923104 |
| Kunte | 923104 |
| Huwa | 923104 |
| Kabo | 923104 |
| Kusa | 923104 |
| Ibeto | 923104 |
| Kacheri | 923104 |
| Kuye | 923104 |
| Idachi | 923104 |
| Kafar | 923104 |
| Kwabo | 923104 |
| Ifaki | 923104 |
| Kambari | 923104 |
| Kwarambe | 923104 |
| Ifana | 923104 |
| Kandi | 923104 |
| M-Kambari | 923104 |
| Gamini | 923104 |
| Igerbu | 923104 |
| Kardu | 923104 |
| M. Tsdo | 923104 |
| Gazuma | 923104 |
| Inana | 923104 |
| Karma | 923104 |
| Magama | 923104 |
| Genu | 923104 |
| Iri | 923104 |
| Kaukoromo | 923104 |
| Gida | 923104 |
| Irijau | 923104 |
| Kirfo | 923104 |
| Gidan Sule | 923104 |
| Isgor | 923104 |
| Kirya | 923104 |
| Gimbiru | 923104 |
| Iskoromo | 923104 |
| Kisanu | 923104 |
| Bashuwa | 923104 |
| Dima | 923104 |
| G. Jambior | 923104 |
| Berje | 923104 |
| Diriya | 923104 |
| G. Kambari | 923104 |
| Buni | 923104 |
| Diyanfura | 923104 |
| G. Kanubari | 923104 |
| Chinama | 923104 |
| Dlanko | 923104 |
| G. Kura | 923104 |
| Chitunu | 923104 |
| Dofawa | 923104 |
| G. Maiyaki | 923104 |
| D. Bukkdcio | 923104 |
| Doka | 923104 |
| G. Mallam | 923104 |
| D. Taru | 923104 |
| Dugge | 923104 |
| G. Siga | 923104 |
| Daguni | 923104 |
| Duku | 923104 |
| G. Sura | 923104 |
| Ayituwo | 923104 |
| Dakibiyu | 923104 |
| Etku | 923104 |
| Gaimako | 923104 |
| B. Anma | 923104 |
| Damana | 923104 |
| Farin Dutse | 923104 |
| Gainako | 923104 |
| Babba Zaure | 923104 |
| Dandagi | 923104 |
| Farin Rawu | 923104 |
| Badukike | 923104 |
| Dandawa | 923104 |
| Faskaregiwa | 923104 |
| Bagasa | 923104 |
| Dangi | 923104 |
| G. Bature | 923104 |
| Bakin Dutsi | 923104 |
| Danrangi | 923104 |
| G. Bawa | 923104 |
| Bambadawa | 923104 |
| Danrimi | 923104 |
| G. Boka | 923104 |
| Baro | 923104 |
| Darga | 923104 |
| G. Gatama | 923104 |
| A. Ulo | 923104 |
| Anna | 923104 |
| Abaka | 923104 |
| Anyau | 923104 |
| Abara Mallam | 923104 |
| Anyo | 923104 |
| Abba Ushe | 923104 |
| Arida Gare | 923104 |
| Abonu | 923104 |
| Arigida | 923104 |
| Adamu | 923104 |
| Ashama | 923104 |
| Adande | 923104 |
| Ashingi | 923104 |
| Adara | 923104 |
| Ayawu | 923104 |
| Addaro | 923104 |
| Aduwa | 923104 |
| Afka | 923104 |
| Agwale | 923104 |
| Alamga | 923104 |
| Alanga Kure | 923104 |
| Anaina | 923104 |
| Angu | 923104 |