Webb County ZIP Codes
Texas, United States · 10 codes
Webb County in Texas has 10 ZIP codes, from 78040 to 78371, serving 10 places.
ZIP codes in Webb
Frequently asked questions
What is the ZIP code of Webb?
Webb has 10 ZIP codes, from 78040 to 78371. The table lists the places each one serves.
How many places are listed in Webb County?
10 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.