Houghton zipcode
| City | Houghton |
| ZIP Code | 49931 |
| Type | Standard |
| State Code | MI |
| State | Michigan |
ZIP code of Houghton is 49931. This place is located in Michigan state in US. To send any postal service to Houghton, you must use 49931 zipcode.
| City | Houghton |
| ZIP Code | 49931 |
| Type | Standard |
| State Code | MI |
| State | Michigan |
ZIP code of Houghton is 49931. This place is located in Michigan state in US. To send any postal service to Houghton, you must use 49931 zipcode.
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