Glenn County, California ZIP Codes

7 ZIP Codes

Zip Code
City
Population ↓
95963Orland16,070
95988Willows8,808
95951Hamilton City2,698
95943Glenn621
95913Artois377
95939Elk Creek325
95920Butte City278

Overview of ZIP Codes in Glenn 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.
7
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 7 ZCTAs in Glenn County, California (US Census).

Sources

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

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