Cortland County ZIP Codes
New York, United States · 12 codes
Cortland County in New York has 12 ZIP codes, from 13040 to 13863, serving 12 places.
ZIP codes in Cortland
Frequently asked questions
What is the ZIP code of Cortland?
Cortland has 12 ZIP codes, from 13040 to 13863. The table lists the places each one serves.
How many places are listed in Cortland County?
12 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.