| Place | Post Code |
|---|---|
| Alto Regrej, Pachas | 10600 |
| Altos Machay, Pachas | 10600 |
| Amapola, Pachas | 10600 |
| Anocuragra, Pachas | 10600 |
| Anta Huanca, Pachas | 10600 |
| Arcogaga, Pachas | 10600 |
| Asuaj, Pachas | 10600 |
| Atsao, Pachas | 10600 |
| Bandera Puquio, Pachas | 10600 |
| Bellavista, Pachas | 10600 |
| Buena Vista, Pachas | 10600 |
| Buenos Aires, Pachas | 10600 |
| Caballo Rumi, Pachas | 10600 |
| Cachca, Pachas | 10600 |
| Cachina, Pachas | 10600 |
| Cachu, Pachas | 10600 |
| Cajon Puquio, Pachas | 10600 |
| Calash, Pachas | 10600 |
| Callapa, Pachas | 10600 |
| Capilla Machay, Pachas | 10600 |
| Carampuquio, Pachas | 10600 |
| Carmen Alto, Pachas | 10600 |
| Cashajirca, Pachas | 10600 |
| Cashilloj, Pachas | 10600 |
| Cerca Huayin, Pachas | 10600 |
| Cerro Azul de Asuaj, Pachas | 10600 |