Arroyo Seco zip code
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 76434 | Panales | Ranchería | - | Rural |
| 76434 | Puerto Ayutla | Ranchería | - | Rural |
| 76440 | Purísima de Arista | Pueblo | - | Urbano |
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 76434 | Panales | Ranchería | - | Rural |
| 76434 | Puerto Ayutla | Ranchería | - | Rural |
| 76440 | Purísima de Arista | Pueblo | - | Urbano |