| Place |
Post Code |
| Champucancha, Oyón |
15275 |
| Chanquillo, Oyón |
15275 |
| Chaupigilca, Oyón |
15275 |
| Chicla, Oyón |
15275 |
| Chilcas, Oyón |
15275 |
| Chiric, Oyón |
15275 |
| Chiuric, Oyón |
15275 |
| Chuchuain, Oyón |
15275 |
| Chupa, Oyón |
15275 |
| Chuparhuayla, Oyón |
15275 |
| Churamachoy, Oyón |
15275 |
| Churhuayla, Oyón |
15275 |
| Cochapata, Oyón |
15275 |
| Cochaquillo, Oyón |
15275 |
| Condorhuain, Oyón |
15275 |
| Contadera, Oyón |
15275 |
| Cotochos Cotosh, Oyón |
15275 |
| Cullquipata, Oyón |
15275 |
| Cunyahuilca, Oyón |
15275 |
| Curucuta, Oyón |
15275 |
| Curupata, Oyón |
15275 |
| Cuta, Oyón |
15275 |
| Cutamachay, Oyón |
15275 |
| Esguiracocha, Oyón |
15275 |
| Fundicion Chico, Oyón |
15275 |
| Garacwahira, Oyón |
15275 |