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ZIP codes in Aransas County, Texas

Aransas County, Texas has 3 ZIP codes in this list, from 78358 to 78382. They cover 2 places, among them Rockport and Fulton.

ZIP codePlaceLand area (sq mi)Map point
78358Fulton0.828.061, -97.041
78381Rockportno area28.013, -97.094
78382Rockport79.928.031, -97.069

The ZIP code areas of Aransas County add up to about 80.7 square miles of land (209 sq km) as the Census Bureau draws them. The largest is 78382 (Rockport), with 79.9 square miles.

Places with more than one code here: Rockport (2 codes).

Using these codes

Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.

All of Texas ZIP look-up