Kent County ZIP Codes
Maryland, United States · 9 codes
Kent County in Maryland has 9 ZIP codes, from 21610 to 21678, serving 9 places.
ZIP codes in Kent
Frequently asked questions
What is the ZIP code of Kent?
Kent has 9 ZIP codes, from 21610 to 21678. The table lists the places each one serves.
How many places are listed in Kent County?
9 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.