| Postal Code | Postal Code Place Name | State | Municipality |
|---|---|---|---|
| 37980 | San José Iturbide | Guanajuato | San José Iturbide |
| 37983 | San José Iturbide | Guanajuato | San José Iturbide |
| 37984 | Rancho Nuevo de Buenavistilla | Guanajuato | San José Iturbide |
| 37985 | San José Iturbide | Guanajuato | San José Iturbide |
| 37986 | El Tepetate | Guanajuato | San José Iturbide |
| 37987 | El Patolito | Guanajuato | San José Iturbide |
| 37988 | Las Tinajas del Arenal | Guanajuato | San José Iturbide |
| 37990 | La Fragua | Guanajuato | San José Iturbide |
| 37991 | San José Iturbide | Guanajuato | San José Iturbide |
| 37993 | Las Adjuntas | Guanajuato | San José Iturbide |
| 37994 | La Acequia (Las Canoas) | Guanajuato | San José Iturbide |
| 37995 | Rincón de Santa Anita | Guanajuato | San José Iturbide |
| 37996 | Buenavistilla | Guanajuato | San José Iturbide |
| 37997 | Eugenio González (Fracciones la Alameda) | Guanajuato | San José Iturbide |
| 37998 | El Vino | Guanajuato | San José Iturbide |