St. Clair County ZIP Codes
Michigan, United States · 23 codes
St. Clair County in Michigan has 23 ZIP codes, from 48001 to 48097, serving 23 places.
ZIP codes in St. Clair
| ZIP Code | Places |
|---|---|
| 48001 | Algonac |
| 48002 | Allenton |
| 48004 | Anchorville |
| 48006 | Avoca |
| 48014 | Capac |
| 48022 | Emmett |
| 48023 | Fair Haven |
| 48027 | Goodells |
| 48028 | Harsens Island |
| 48032 | Jeddo |
| 48039 | Marine City |
| 48040 | Marysville |
| 48041 | Memphis |
| 48049 | North Street |
| 48054 | East China |
| 48059 | Fort Gratiot |
| 48060 | Port Huron |
| 48061 | Port Huron |
| 48063 | Columbus |
| 48064 | Casco |
| 48074 | Smiths Creek |
| 48079 | Saint Clair |
| 48097 | Yale |
Frequently asked questions
What is the ZIP code of St. Clair?
St. Clair has 23 ZIP codes, from 48001 to 48097. The table lists the places each one serves.
How many places are listed in St. Clair County?
23 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.