| Postal Code | Postal Code Place Name | State | Municipality |
|---|---|---|---|
| 79940 | La Cruz | San Luis Potosí | Tampacán |
| 79941 | Las Mesas | San Luis Potosí | Tampacán |
| 79942 | Los Cues | San Luis Potosí | Tampacán |
| 79943 | Xochiayo | San Luis Potosí | Tampacán |
| 79944 | La Soledad | San Luis Potosí | Tampacán |
| 79945 | Totomoxtla (La Ceiba) | San Luis Potosí | Tampacán |
| 79946 | Cuayahual | San Luis Potosí | Tampacán |
| 79948 | El Refugio | San Luis Potosí | Tampacán |