San Diego de La Unión Centro
- Region
- Guanajuato
- Locality/admin area
- San Diego de la Unión
- Further admin area
- San Diego de la Unión
- Coordinates
- 21.4676000, -100.8727000
- Source accuracy code
- 4
🇲🇽 Mexico
Postal code 37850
1 active place record share this country-and-code combination.
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Nearby postal codes
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Source: GeoNames postal-code snapshot checked 2026-07-18. Postal data © GeoNames.org, CC BY 4.0. Accuracy codes belong to the source and are not a ZipCodeGlobe verification claim.