Rio Grande County, Colorado ZIP Codes

3 ZIP Codes

Zip Code
City
Population ↓
81144Monte Vista6,543
81132Del Norte3,252
81154South Fork1,363

Overview of ZIP Codes in Rio Grande County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
3
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 3 ZCTAs in Rio Grande County, Colorado (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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