| Postal Code | Postal Code Place Name | State | Municipality |
|---|
| 79780 | Lagunillas | San Luis Potosí | Lagunillas (San Luis Potosí) |
| 79781 | Quelitalillo | San Luis Potosí | Lagunillas (San Luis Potosí) |
| 79782 | Carrizal de San Juan de Arriba | San Luis Potosí | Lagunillas (San Luis Potosí) |
| 79783 | San Rafael | San Luis Potosí | Lagunillas (San Luis Potosí) |
| 79784 | Pinihuan | San Luis Potosí | Lagunillas (San Luis Potosí) |
| 79785 | El Epazote | San Luis Potosí | Lagunillas (San Luis Potosí) |
| 79786 | El Limón | San Luis Potosí | Lagunillas (San Luis Potosí) |
| 79788 | Laguna Verde | San Luis Potosí | Lagunillas (San Luis Potosí) |