San Pedro zip code
| Zip code | Settlement | Type | City | Zone |
|---|---|---|---|---|
| 27953 | Rafael Padilla Medina (El Olmo) | Ranchería | - | Rural |
| 27838 | Ramos Arizpe | Colonia | San Pedro | Urbano |
| 27810 | Raúl Gámez Espinoza | Colonia | San Pedro | Urbano |
| 27958 | Reynosa | Ejido | - | Rural |
| 27943 | Ricardo Flores Magón | Ejido | - | Rural |
| 27977 | Rincón de García (Rincón de García Chacón) | Ranchería | - | Rural |
