San Diego de la Unión zip code
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 37873 | Nainare | Ranchería | - | Rural |
| 37876 | Noria de Catalán | Ranchería | - | Rural |
| 37867 | Número 26 y 27 [Granjas Avícolas] | Ranchería | - | Rural |
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 37873 | Nainare | Ranchería | - | Rural |
| 37876 | Noria de Catalán | Ranchería | - | Rural |
| 37867 | Número 26 y 27 [Granjas Avícolas] | Ranchería | - | Rural |