ZIP Code 77641

77641 is one of Texas's ZIP codes, delivering to addresses in Port Arthur, Jefferson County.

City: Port Arthur
County: Jefferson County
State: Texas
Prefix: 776xx

Where this code sits

77641 is part of the 776xx range, the group of codes handled by one mail processing centre. Port Arthur is served by 4 ZIP codes in total; the full list, with the county each falls in, is on the Port Arthur page.

Port Arthur Texas ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 77641 delivers to without sharing its boundary.

409 Area code 409

ZIP codes nearest 77641

The ZIP codes whose reference points sit closest to 77641.
ZIP code	Distance	Delivers to
ZIP code 77640	10 mi	Port Arthur, TX
ZIP code 77622	11 mi	Hamshire, TX
ZIP code 77627	12 mi	Nederland, TX
ZIP code 77705	12 mi	Beaumont, TX
ZIP code 77665	13 mi	Winnie, TX
ZIP code 77642	13 mi	Port Arthur, TX
ZIP code 77651	13 mi	Port Neches, TX
ZIP code 77619	15 mi	Groves, TX

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 77641, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 77641. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.