Houghton County Michigan is covered by a total of 19 ZIP Codes. There are 5 ZIP Codes in Houghton County that extend into adjacent counties (Baraga County, Iron County, Keweenaw County, and Ontonagon County). Of the ZIP codes within or partially within Houghton County there are 12 Standard ZIP Codes and 7 PO Box ZIP Codes. Data Updated September 15, 2024
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 Houghton 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 | |||
|---|---|---|---|---|---|
| Allouez | Standard | |||
| Atlantic Mine | Standard | |||
| Calumet | Standard | |||
| Chassell | Standard | |||
| Copper City | PO Box | |||
| Dodgeville | Standard | |||
| Dollar Bay | PO Box | |||
| Hancock | Standard | |||
| Houghton | Standard | |||
| Hubbell | PO Box | |||
| Kearsarge | PO Box | |||
| Lake Linden | Standard | |||
| Nisula | Standard | |||
| Painesdale | PO Box | |||
| Pelkie | Standard | |||
| Sidnaw | PO Box | |||
| South Range | PO Box | |||
| Toivola | Standard | |||
| Trout Creek | Standard |