| Place | Post Code |
|---|---|
| Caxamarca, Yauyucán | 06620 |
| Chilal, Yauyucán | 06620 |
| La Conga, Yauyucán | 06620 |
| La Palma, Yauyucán | 06620 |
| Laypampa, Yauyucán | 06620 |
| Mutuypampa, Yauyucán | 06620 |
| Nuevo Cajamarca, Yauyucán | 06620 |
| Nuevo Tuman, Yauyucán | 06620 |
| Pucara, Yauyucán | 06620 |
| Puchuden, Yauyucán | 06620 |
| Pueblo Viejo Yauyucan, Yauyucán | 06620 |
| San Pablo, Yauyucán | 06620 |
| Sector I Chilal, Yauyucán | 06620 |
| Sigues, Yauyucán | 06620 |
| Yanayacu Alto, Yauyucán | 06620 |
| Yanayacu Bajo, Yauyucán | 06620 |
| Yauyucan, Yauyucán | 06620 |