Brownsville Texas ZIP Codes

Brownsville holds 5 ZIP codes, all inside one county and one postal prefix.

Every ZIP code in Brownsville

The complete list of Brownsville, Texas ZIP codes with the county each falls in.
ZIP codeCounty
78520Cameron County
78521Cameron County
78522Cameron County
78523Cameron County
78526Cameron 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Brownsville codes above are listed without a column we would have to invent.

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

How these codes cluster

Every Brownsville ZIP code begins 785. Those first three digits identify the sectional center facility that processes mail for this part of Texas. Statewide that range covers 68 ZIP codes, so Brownsville accounts for 7% of it.

Every Texas ZIP prefix and the region it covers →

Area codes covering Brownsville

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 Brownsville occupies.

Brownsville Texas area codes in full →

Where Brownsville's ZIP codes sit

Each point is one Brownsville 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

Cities near Brownsville

The closest places to Brownsville with their own ZIP code list, nearest first.
CityDistanceZIP codes
Los Fresnos Texas ZIP codes5.9 mi1 ZIP code
Port Isabel Texas ZIP codes14 mi1 ZIP code
San Benito Texas ZIP codes15 mi1 ZIP code
Los Indios Texas ZIP codes18 mi1 ZIP code
Rio Hondo Texas ZIP codes18 mi1 ZIP code
South Padre Island Texas ZIP codes19 mi1 ZIP code
Harlingen Texas ZIP codes20 mi4 ZIP codes
Combes Texas ZIP codes24 mi1 ZIP code

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