Hart Texas ZIP Codes

Hart holds a single ZIP code.

Every ZIP code in Hart

The complete list of Hart, Texas ZIP codes with the county each falls in.
ZIP code	County
79043	Castro County

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Hart codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Hart. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Hart ZIP code begins 790. Those first three digits identify the sectional center facility that processes mail for this part of Texas. Statewide that range covers 74 ZIP codes, so Hart accounts for 1% of it.

Every Texas ZIP prefix and the region it covers →

Area codes covering Hart

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The code below serves the same ground Hart occupies.

806 Area code 806

Hart Texas area codes in full →

Where Hart's ZIP codes sit

Each point is one Hart ZIP code, plotted from its record coordinates.

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

Cities near Hart

The closest places to Hart with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Nazareth Texas ZIP codes	11 mi	1 ZIP code
Olton Texas ZIP codes	14 mi	1 ZIP code
Edmonson Texas ZIP codes	15 mi	1 ZIP code
Springlake Texas ZIP codes	15 mi	1 ZIP code
Dimmitt Texas ZIP codes	16 mi	1 ZIP code
Earth Texas ZIP codes	20 mi	1 ZIP code
Kress Texas ZIP codes	21 mi	1 ZIP code
Tulia Texas ZIP codes	22 mi	1 ZIP code

Straight-line distance between place reference points, not driving distance.