San Patricio County, Texas ZIP Codes

9 ZIP Codes

Zip Code
City
Population ↓
78374Portland20,408
78336Aransas Pass12,424
78362Ingleside10,816
78387Sinton9,640
78368Mathis9,464
78390Taft6,013
78370Odem5,353
78359Gregory2,154
78352Edroy54

Overview of ZIP Codes in San Patricio 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.
9
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 9 ZCTAs in San Patricio County, Texas (US Census).

Sources

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

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