Darke County ZIP Codes
Ohio, United States · 15 codes
Darke County in Ohio has 15 ZIP codes, from 45303 to 45390, serving 15 places.
ZIP codes in Darke
Frequently asked questions
What is the ZIP code of Darke?
Darke has 15 ZIP codes, from 45303 to 45390. The table lists the places each one serves.
How many places are listed in Darke County?
15 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.