Houlton zipcode

ZIP code of Houlton is 04730. This place is located in Maine state in US. To send any postal service to Houlton, you must use 04730 zipcode.

The ZIP code 04730 is also used with 5 more city names of Maine.

1. Hammond, ME
2. Hodgdon, ME
3. Linneus, ME
4. Littleton, ME
5. Ludlow, ME