| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bom Princípio, Caucaia | 61677-000 |
| Postal/ZIP Codes in Catuana, Caucaia | 61680-000 |
| Postal/ZIP Codes in Caucaia, Caucaia | 61600, 61601, 61602, 61603, 61604, 61605, 61606, 61607, 61608, 61609, 61610, 61611, 61612, 61614, 61615, 61616, 61617, 61618, 61619, 61620, 61621, 61622, 61623, 61624, 61625, 61626, 61627, 61628, 61629, 61631, 61634, 61635, 61636, 61637, 61638, 61640, 61642, 61645, 61648, 61650, 61651, 61652, 61654, 61655, 61656, 61658, 61659, 61660, 61661, 61663, 61676 |
| Postal/ZIP Codes in Guararu, Caucaia | 61690-000 |
| Postal/ZIP Codes in Mirambé, Caucaia | 61685-000 |
| Postal/ZIP Codes in Sítios Novos, Caucaia | 61695-000 |
| Postal/ZIP Codes in Tucunduba, Caucaia | 61688-000 |