Postal Code 66830 Boundary Map
Leaflet | Tiles © Esri — Source: Esri, DeLorme, NAVTEQ, USGS, Intermap, iPC, NRCAN, Esri Japan, METI, Esri China (Hong Kong), Esri (Thailand), TomTom, 2012
Postal Code 66830 Profile
| Postal Code Place Name | San Isidro |
| State | Nuevo León |
| Municipality | Los Ramones |
| Area km² | 139.22930908 |