Rules for ZIP Code 77640
Port Arthur, TX · Jefferson County
ZIP 77640 is governed by the city of Port Arthur, TX. We do not hold its code yet, and Jefferson County ordinances do not apply inside its limits.
ZIP code 77640 lies in the city of Port Arthur, TX, which holds about 99% of the ZIP's residents and writes its own local code. We have not added Port Arthur's ordinances yet, so nothing is shown below: Jefferson County rules govern only unincorporated land and do not reach inside Port Arthur.
Each topic below links to the full ordinance breakdown with specific code sections, fine amounts, and answers to common questions. The data is sourced from the official municipal code and verified by our editorial team.
Port Arthur is not covered yet
The city of Port Arthur writes its own code; the county's rules do not apply inside it.Request Port Arthur coverage →
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