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Post Offices in Mathis, TX
1 post office in Mathis, San Patricio County · Data as of 09/23/2026
Post offices on this page
Post offices in Mathis at a glance
- With a population of 4,308, Mathis has 1 post office (2.3 per 10,000 people).
- By count, it is 123rd of 1,119 in Texas.
- Nearby, Aransas Pass (1), Edroy (1) and Gregory (1) also have post offices listed.
Post offices in Mathis
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Frequently asked questions
- How many post offices are in Mathis, TX?
- There is 1 post office in Mathis as of 09/23/2026.