| Place | Post Code |
|---|---|
| Trancapunta, Marías | 10760 |
| Tuna Huallin, Marías | 10760 |
| Tunacancha, Marías | 10760 |
| Tunquipampa, Marías | 10760 |
| Uchpapampa, Marías | 10760 |
| Untupampa, Marías | 10760 |
| Urpay, Marías | 10760 |
| Ushno Pampa, Marías | 10760 |
| Ututo, Marías | 10760 |
| Ututo Esquina, Marías | 10760 |
| Vista Alegre, Marías | 10760 |
| Yanacachcas, Marías | 10760 |
| Yanaututo, Marías | 10760 |
| Yupana, Marías | 10760 |