| Place | Post Code |
|---|---|
| Aïn El Hadjar, Ain Hadjar | 20001 |
| Aïn Menaa Fougania, Ain Hadjar | 20001 |
| Aïn Menaa Tahtania, Ain Hadjar | 20001 |
| Boukhors, Ain Hadjar | 20010 |
| Bourached, Ain Hadjar | 20001 |
| Domaine Mejdoub, Ain Hadjar | 20011 |
| Domaine Meknaci, Ain Hadjar | 20001 |
| Douar Kherrarcha, Ain Hadjar | 20001 |
| Douar Maata, Ain Hadjar | 20001 |
| El Bordj (Ex Sas), Ain Hadjar | 20017 |
| Hammam Rabi, Ain Hadjar | 20011 |
| Maalif, Ain Hadjar | 20001 |
| Naar Kerroum, Ain Hadjar | 20001 |
| Omar, Ain Hadjar | 20013 |
| Ouled Berrezoug, Ain Hadjar | 20001 |
| Ouled Hachemi, Ain Hadjar | 20001 |
| Ouled Maachou, Ain Hadjar | 20001 |
| Saida Cdt Mejdoub, Ain Hadjar | 20015 |
| Saida Cité Eriadh, Ain Hadjar | 20016 |
| Saida Daoudi, Ain Hadjar | 20017 |
| Saida Khater, Ain Hadjar | 20018 |
| Sidi Youce, Ain Hadjar | 20013 |
| All postal codes in Aïn El Hadjar | |
|---|---|
| عين الحجر (Ain Hadjar, Aïn El Hadjar) | |
| مولاي العربي (Moulay Larbi, Aïn El Hadjar) | |
| سيدي أحمد (Sidi Ahmed, Aïn El Hadjar) | |