Port Isabel zip code
Zip code in Port Isabel, TX
The location Port Isabel belongs to Cameron County, state of Texas. Port Isabel has been assigned with the zip code 78578.
Port Isabel is the official name of the location so if you want to use the US Postal Service you must use that name. You can also use any of the following names: Laguna Heights, Laguna Hts, Laguna Vista.
| Zip code | Type | Population |
|---|---|---|
| 78578 | STANDARD | 8,820 |
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