Duplin County ZIP Codes
North Carolina, United States · 11 codes
Duplin County in North Carolina has 11 ZIP codes, from 28325 to 28521, serving 11 places.
ZIP codes in Duplin
Frequently asked questions
What is the ZIP code of Duplin?
Duplin has 11 ZIP codes, from 28325 to 28521. The table lists the places each one serves.
How many places are listed in Duplin County?
11 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.