Seneca County ZIP Codes
Ohio, United States · 14 codes
Seneca County in Ohio has 14 ZIP codes, from 44802 to 44883, serving 14 places.
ZIP codes in Seneca
Frequently asked questions
What is the ZIP code of Seneca?
Seneca has 14 ZIP codes, from 44802 to 44883. The table lists the places each one serves.
How many places are listed in Seneca County?
14 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.