Saint Clair County Michigan is covered by a total of 25 ZIP Codes. There are 6 ZIP Codes in Saint Clair County that extend into adjacent counties (Lapeer County, Macomb County, and Sanilac County). Of the ZIP codes within or partially within Saint Clair County there are 22 Standard ZIP Codes and 2 PO Box ZIP Codes.
Click on the ZIP Codes in the interactive map to view more information. The map control in the upper right corner can be used to toggle map layers on and off. The red outline is the border of Saint Clair County and can be turned on and off. Each type of postal code can also be turned on and off.
| ZIP Code | ZIP Code City/Town | ZIP Code Type | |||
|---|---|---|---|---|---|
| Algonac | Standard | |||
| Allenton | Standard | |||
| Anchorville | PO Box | |||
| Avoca | Standard | |||
| Capac | Standard | |||
| Emmett | Standard | |||
| Fair Haven | Standard | |||
| Goodells | Standard | |||
| Harsens Island | Standard | |||
| Jeddo | Standard | |||
| Marine City | Standard | |||
| Marysville | Standard | |||
| Memphis | Standard | |||
| North Street | Standard | |||
| East China | Standard | |||
| Fort Gratiot | Standard | |||
| Port Huron | Standard | |||
| Port Huron | PO Box | |||
| Columbus | Standard | |||
| Casco | Standard | |||
| Smiths Creek | Standard | |||
| Saint Clair | Standard | |||
| Yale | Standard | |||
| Brown City | Standard | |||
| Imlay City | Standard |