St. Joseph County ZIP Codes
Michigan, United States · 10 codes
St. Joseph County in Michigan has 10 ZIP codes, from 49030 to 49099, serving 10 places.
ZIP codes in St. Joseph
Frequently asked questions
What is the ZIP code of St. Joseph?
St. Joseph has 10 ZIP codes, from 49030 to 49099. The table lists the places each one serves.
How many places are listed in St. Joseph County?
10 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.