| Locality | Post Code |
|---|---|
| Reforma Agraria, Ocuilan | 52484 |
| San Isidro, Ocuilan | 52497 |
| San Isidro Amola, Ocuilan | 52484 |
| San José el Tótoc, Ocuilan | 52496 |
| San Juan Atzingo, Ocuilan | 52495 |
| San Sebastían, Ocuilan | 52480 |
| Santa Ana, Ocuilan | 52494 |
| Santa Cruz Tezontepec, Ocuilan | 52484 |
| Santa Lucía, Ocuilan | 52495 |
| Santa María Nativitas, Ocuilan | 52495 |
| Santa María Tlacutapa, Ocuilan | 52480 |
| Santa Martha, Ocuilan | 52495 |
| Santa Mónica, Ocuilan | 52484 |
| Tepetzingo, Ocuilan | 52494 |
| Tlatempa, Ocuilan | 52493 |
| Tlecuilco, Ocuilan | 52484 |
| Zempoala, Ocuilan | 52496 |