Piedras Negras zip code
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 26069 | Magisterial Sección Dos | Colonia | Piedras Negras | Urbano |
| 26070 | Magisterio | Colonia | Piedras Negras | Urbano |
| 26070 | Mirador | Colonia | Piedras Negras | Urbano |
| 26030 | Morelos | Colonia | Piedras Negras | Urbano |
