South Padre Island Texas ZIP Codes
South Padre Island holds a single ZIP code.
Every ZIP code in South Padre Island
| ZIP code | County |
|---|---|
| 78597 | Cameron 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 South Padre Island codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for South Padre Island. 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 South Padre Island 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 South Padre Island accounts for 1% of it.
Every Texas ZIP prefix and the region it covers →
Area codes covering South Padre Island
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 South Padre Island occupies.
South Padre Island Texas area codes in full →
Where South Padre Island's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near South Padre Island
| City | Distance | ZIP codes |
|---|---|---|
| Port Isabel Texas ZIP codes | 6.2 mi | 1 ZIP code |
| Brownsville Texas ZIP codes | 19 mi | 5 ZIP codes |
| Los Fresnos Texas ZIP codes | 20 mi | 1 ZIP code |
| Rio Hondo Texas ZIP codes | 27 mi | 1 ZIP code |
| San Benito Texas ZIP codes | 29 mi | 1 ZIP code |
| Harlingen Texas ZIP codes | 33 mi | 4 ZIP codes |
| Los Indios Texas ZIP codes | 35 mi | 1 ZIP code |
| Combes Texas ZIP codes | 36 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.