Sully County ZIP Codes
South Dakota, United States · 2 codes
Sully County in South Dakota has 2 ZIP codes, from 57520 to 57564, serving 2 places.
ZIP codes in Sully
Frequently asked questions
What is the ZIP code of Sully?
Sully has 2 ZIP codes, from 57520 to 57564. The table lists the places each one serves.
How many places are listed in Sully County?
2 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.