Garfield County, Colorado ZIP Codes

6 ZIP Codes

Zip Code
City
Population ↓
81601Glenwood Springs16,844
81637Gypsum10,744
81635Parachute7,486
81647New Castle6,882
81652Silt6,271
81630De Beque1,058

Overview of ZIP Codes in Garfield 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.
6
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 6 ZCTAs in Garfield County, Colorado (US Census).

Sources

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

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