There are 41 zip codes in Aroostook County, Maine. The most populated is 4730, located in Houlton. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | Population | City |
|---|---|---|
| 04730 | 10,092 | Houlton |
| 04736 | 9,022 | Caribou |
| 04769 | 8,772 | Presque Isle |
| 04743 | 4,701 | Fort Kent |
| 04742 | 3,323 | Fort Fairfield |
| 04756 | 3,190 | Madawaska |
| 04757 | 2,635 | Mapleton |
| 04785 | 2,169 | Van Buren |
| 04750 | 1,926 | Limestone |
| 04786 | 1,623 | Washburn |
| 04732 | 1,584 | Ashland |
| 04758 | 1,438 | Mars Hill |
| 04740 | 1,341 | Easton |
| 04747 | 1,295 | Island Falls |
| 04776 | 955 | Sherman |
| 04780 | 899 | Smyrna Mills |
| 04772 | 885 | Saint Agatha |
| 04745 | 872 | Frenchville |
| 04734 | 832 | Blaine |
| 04739 | 791 | Eagle Lake |
| 04760 | 713 | Monticello |
| 04773 | 691 | Saint David |
| 04459 | 688 | Mattawamkeag |
| 04763 | 656 | Oakfield |
| 04774 | 609 | Saint Francis |
| 04471 | 585 | Orient |
| 04781 | 513 | Wallagrass |
| 04762 | 505 | New Sweden |
| 04787 | 484 | Westfield |
| 04735 | 483 | Bridgewater |
| 04733 | 483 | Benedicta |
| 04761 | 465 | New Limerick |
| 04783 | 458 | Stockholm |
| 04768 | 397 | Portage |
| 04746 | 392 | Grand Isle |
| 04497 | 345 | Wytopitlock |
| 04779 | 333 | Sinclair |
| 04766 | 327 | Perham |
| 04451 | 265 | Kingman |
| 04764 | 14 | Oxbow |
| 04737 | 0 | Clayton Lake |