Casas Grandes zip code
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 31858 | Ignacio Zaragoza (El Willy) | Ejido | - | Rural |
| 31850 | Industrial | Colonia | - | Rural |
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 31858 | Ignacio Zaragoza (El Willy) | Ejido | - | Rural |
| 31850 | Industrial | Colonia | - | Rural |