Cameron County ZIP Codes
Cameron County is a county of Texas.
- ZIP codes
- 21
- Cities & towns
- 14
- Area codes
- 1
- Land area
- 892 sq mi
Every ZIP code in Cameron County
| ZIP code | City |
|---|---|
| 78520 | Brownsville |
| 78521 | Brownsville |
| 78522 | Brownsville |
| 78523 | Brownsville |
| 78526 | Brownsville |
| 78535 | Combes |
| 78550 | Harlingen |
| 78551 | Harlingen |
| 78552 | Harlingen |
| 78553 | Harlingen |
| 78559 | La Feria |
| 78566 | Los Fresnos |
| 78567 | Los Indios |
| 78568 | Lozano |
| 78575 | Olmito |
| 78578 | Port Isabel |
| 78583 | Rio Hondo |
| 78586 | San Benito |
| 78592 | Santa Maria |
| 78593 | Santa Rosa |
| 78597 | South Padre Island |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Cameron County codes above are listed without a column we would have to invent.
Cities and towns in Cameron County
A further 3 places in Cameron 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 Cameron County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
Where Cameron County's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in Cameron 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 . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.