| Place | Post Code |
|---|---|
| Alata, Chilca | 12000 |
| Auquimarca, Chilca | 12000 |
| Auray, Chilca | 12000 |
| Azapampa, Chilca | 12000 |
| Chilca, Chilca | 12001, 12002, 12003, 12051 |
| Huinchos, Chilca | 12000 |
| Latapampa, Chilca | 12000 |
| Llamus, Chilca | 12000 |
| Pich Gana Huaccta, Chilca | 12000 |
| Tanquizcancha, Chilca | 12000 |