Siltepec zip code
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 30988 | Unión Altamira | Ranchería | - | Rural |
| 30985 | Unión Juárez | Barrio | - | Rural |
| 30984 | Unión San Lucas | Ranchería | - | Rural |
| 30988 | Unión Villa Nueva | Ranchería | - | Rural |
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 30988 | Unión Altamira | Ranchería | - | Rural |
| 30985 | Unión Juárez | Barrio | - | Rural |
| 30984 | Unión San Lucas | Ranchería | - | Rural |
| 30988 | Unión Villa Nueva | Ranchería | - | Rural |