Jack County ZIP Codes

Jack County is a county of Texas.

ZIP codes: 4
Cities & towns: 4
Area codes: 1
Land area: 911 sq mi

Every ZIP code in Jack County

764xx

The complete list of Jack County, TX ZIP codes with the city each one delivers to.
ZIP code	City
76427	Bryson
76458	Jacksboro
76459	Jermyn
76486	Perrin

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Jack County codes above are listed without a column we would have to invent.

Cities and towns in Jack County

A further 2 places in Jack County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.

Area codes covering Jack County

Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.

940 Area code 940

Where Jack County's ZIP codes sit

Each point is the reference point of one Jack County ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

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

Scope every ZIP code recorded in Jack County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated 16 July 2026. The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.