Maine Zip Codes
393 zip codes in Maine. Capital: Augusta. Nickname: Pine Tree State.
Quick Facts
- Total ZIP codes
- 393
- Counties covered
- 16
- Cities and places
- 342
- Top cities by ZIP count
- Portland, Lisbon, Brewer
- Time zone
- Eastern Time (ET)
- Capital
- Augusta
Top ZIP Rankings in Maine
Ranked top 10 lists by household income, population, and home value.
About Maine Zip Codes
Maine (ME), known as the Pine Tree State, with its capital in Augusta, contains 393 unique USPS ZIP codes distributed across 16 counties and 342 distinct cities and places. The state observes Eastern Time (ET). ZIP codes here cover residential addresses, PO box ranges, business districts, and unique large-volume customer codes.
The cities with the most ZIP codes in Maine are Portland, Lisbon, Brewer, Augusta, Gardiner. Larger metro areas use multiple ZIP codes to separate neighborhoods, business districts, and PO box ranges. The counties with the highest ZIP density are Penobscot County, Hancock County, Cumberland County, Aroostook County, York County, reflecting both population and geographic spread.
Maine ZIP codes range from 03901 to 04989. The first digit reflects the USPS national region and the next two narrow down to a sectional center facility that routes mail across the state. Use the lists below to browse every ZIP code by county or by city, or jump straight to a ZIP for population, income, housing, weather, and cost of living details.
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Browse by County
- Androscoggin County (15)
- Aroostook County (36)
- Cumberland County (36)
- Franklin County (14)
- Hancock County (40)
- Kennebec County (24)
- Knox County (18)
- Lincoln County (23)
- Oxford County (28)
- Penobscot County (43)
- Piscataquis County (9)
- Sagadahoc County (8)
- Somerset County (23)
- Waldo County (18)
- Washington County (27)
- York County (31)
Browse by Top Cities
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All Zip Codes in Maine
Androscoggin County (15 ZIP codes)
Aroostook County (36 ZIP codes)
| Zip Code | City |
|---|---|
| 04471 | Danforth |
| 04497 | Wytopitlock |
| 04730 | Houlton |
| 04732 | Ashland |
| 04733 | Benedicta |
| 04735 | Bridgewater |
| 04736 | Caribou |
| 04739 | Eagle Lake |
| 04740 | Easton |
| 04742 | Fort Fairfield |
| 04743 | Fort Kent |
| 04745 | Frenchville |
| 04746 | Grand Isle |
| 04747 | Island Falls |
| 04750 | Limestone |
| 04756 | Madawaska |
| 04757 | Mapleton |
| 04758 | Mars Hill |
| 04760 | Monticello |
| 04762 | New Sweden |
| 04763 | Oakfield |
| 04764 | Oxbow |
| 04766 | Perham |
| 04768 | Portage |
| 04769 | Presque Isle |
| 04772 | Saint Agatha |
| 04773 | Madawaska |
| 04774 | Saint Francis |
| 04776 | Sherman |
| 04779 | Sinclair |
| 04780 | Smyrna Mills |
| 04781 | Wallagrass |
| 04783 | Stockholm |
| 04785 | Van Buren |
| 04786 | Washburn |
| 04787 | Westfield |
Cumberland County (36 ZIP codes)
| Zip Code | City |
|---|---|
| 04003 | Bailey Island |
| 04009 | Bridgton |
| 04011 | Brunswick |
| 04015 | Casco |
| 04017 | Chebeague Island |
| 04019 | Cliff Island |
| 04021 | Cumberland Center |
| 04024 | East Baldwin |
| 04029 | Sebago |
| 04032 | Freeport |
| 04038 | Gorham |
| 04039 | Gray |
| 04040 | Harrison |
| 04050 | Long Island |
| 04055 | Naples |
| 04062 | Windham |
| 04066 | Orrs Island |
| 04069 | Pownal |
| 04071 | Raymond |
| 04074 | Scarborough |
| 04079 | Harpswell |
| 04084 | Gorham |
| 04085 | Limington |
| 04091 | West Baldwin |
| 04092 | Portland |
| 04096 | Yarmouth |
| 04097 | Yarmouth |
| 04101 | Portland |
| 04102 | Portland |
| 04103 | Portland |
| 04105 | Falmouth |
| 04106 | Scarborough |
| 04107 | Portland |
| 04108 | Peaks Island |
| 04110 | Portland |
| 04260 | New Gloucester |
Franklin County (14 ZIP codes)
| Zip Code | City |
|---|---|
| 04239 | Jay |
| 04285 | Weld |
| 04294 | Wilton |
| 04936 | Eustis |
| 04938 | Farmington |
| 04947 | Kingfield |
| 04955 | New Sharon |
| 04956 | New Vineyard |
| 04964 | Oquossoc |
| 04966 | Phillips |
| 04970 | Rangeley |
| 04982 | Stratton |
| 04983 | Strong |
| 04984 | Temple |
Hancock County (40 ZIP codes)
| Zip Code | City |
|---|---|
| 04408 | Aurora |
| 04416 | Bucksport |
| 04421 | Castine |
| 04431 | East Orland |
| 04472 | Orland |
| 04476 | Penobscot |
| 04605 | Ellsworth |
| 04607 | Gouldsboro |
| 04609 | Bar Harbor |
| 04612 | Bernard |
| 04613 | Birch Harbor |
| 04614 | Blue Hill |
| 04616 | Brooklin |
| 04617 | Brooksville |
| 04624 | Corea |
| 04625 | Cranberry Isles |
| 04627 | Deer Isle |
| 04629 | Blue Hill |
| 04634 | Franklin |
| 04635 | Frenchboro |
| 04640 | Ellsworth |
| 04642 | Harborside |
| 04646 | Islesford |
| 04650 | Little Deer Isle |
| 04653 | Bass Harbor |
| 04660 | Mount Desert |
| 04662 | Northeast Harbor |
| 04664 | Sullivan |
| 04669 | Prospect Harbor |
| 04673 | Sedgwick |
| 04674 | Seal Cove |
| 04675 | Seal Harbor |
| 04676 | Sedgwick |
| 04677 | Sorrento |
| 04679 | Southwest Harbor |
| 04681 | Stonington |
| 04683 | Sunset |
| 04684 | Surry |
| 04685 | Swans Island |
| 04693 | Winter Harbor |
Kennebec County (24 ZIP codes)
| Zip Code | City |
|---|---|
| 04259 | Monmouth |
| 04265 | North Monmouth |
| 04284 | Wayne |
| 04330 | Augusta |
| 04344 | Gardiner |
| 04345 | Gardiner |
| 04346 | Gardiner |
| 04347 | Augusta |
| 04349 | Kents Hill |
| 04350 | Litchfield |
| 04351 | Augusta |
| 04352 | Mount Vernon |
| 04355 | Readfield |
| 04358 | South China |
| 04360 | Vienna |
| 04363 | Windsor |
| 04364 | Winthrop |
| 04901 | Waterville |
| 04910 | Albion |
| 04917 | Belgrade |
| 04927 | Clinton |
| 04962 | North Vassalboro |
| 04963 | Oakland |
| 04989 | North Vassalboro |
Knox County (18 ZIP codes)
| Zip Code | City |
|---|---|
| 04547 | Friendship |
| 04563 | Cushing |
| 04574 | Washington |
| 04645 | Isle Au Haut |
| 04841 | Rockland |
| 04843 | Camden |
| 04847 | Camden |
| 04851 | Matinicus |
| 04853 | North Haven |
| 04854 | Owls Head |
| 04856 | Rockland |
| 04858 | South Thomaston |
| 04859 | Spruce Head |
| 04860 | Tenants Harbor |
| 04861 | Rockland |
| 04862 | Union |
| 04863 | Vinalhaven |
| 04864 | Warren |
Lincoln County (23 ZIP codes)
| Zip Code | City |
|---|---|
| 04342 | Dresden |
| 04348 | Jefferson |
| 04353 | Whitefield |
| 04535 | Alna |
| 04537 | Boothbay |
| 04538 | Boothbay Harbor |
| 04539 | Bristol |
| 04541 | Chamberlain |
| 04543 | Damariscotta |
| 04544 | Boothbay Harbor |
| 04551 | Bremen |
| 04553 | Newcastle |
| 04554 | New Harbor |
| 04555 | Nobleboro |
| 04556 | Edgecomb |
| 04558 | New Harbor |
| 04564 | Round Pond |
| 04568 | South Bristol |
| 04572 | Waldoboro |
| 04573 | Walpole |
| 04576 | Southport |
| 04578 | Wiscasset |
| 04852 | Monhegan |
Oxford County (28 ZIP codes)
| Zip Code | City |
|---|---|
| 04010 | Brownfield |
| 04022 | Denmark |
| 04037 | Fryeburg |
| 04041 | Cornish |
| 04051 | Lovell |
| 04068 | Parsonsfield |
| 04088 | Waterford |
| 04216 | Andover |
| 04217 | Bethel |
| 04219 | Bryant Pond |
| 04220 | Buckfield |
| 04221 | Canton |
| 04224 | Dixfield |
| 04226 | Andover |
| 04231 | Stoneham |
| 04237 | Hanover |
| 04238 | Hebron |
| 04255 | Greenwood |
| 04257 | Mexico |
| 04261 | Newry |
| 04268 | Norway |
| 04270 | Oxford |
| 04275 | Roxbury |
| 04276 | Rumford |
| 04281 | Norway |
| 04289 | South Paris |
| 04290 | Peru |
| 04292 | Sumner |
Penobscot County (43 ZIP codes)
| Zip Code | City |
|---|---|
| 04401 | Hampden |
| 04410 | Bradford |
| 04411 | Bradley |
| 04412 | Brewer |
| 04417 | Burlington |
| 04418 | Greenbush |
| 04419 | Carmel |
| 04422 | Charleston |
| 04427 | Corinth |
| 04428 | Brewer |
| 04429 | Brewer |
| 04430 | East Millinocket |
| 04434 | Carmel |
| 04435 | Exeter |
| 04444 | Hampden |
| 04448 | Howland |
| 04449 | Hudson |
| 04450 | Kenduskeag |
| 04451 | Kingman |
| 04453 | Lagrange |
| 04455 | Lee |
| 04456 | Levant |
| 04457 | Lincoln |
| 04459 | Mattawamkeag |
| 04460 | Medway |
| 04461 | Milford |
| 04462 | Millinocket |
| 04468 | Old Town |
| 04473 | Orono |
| 04474 | Brewer |
| 04475 | Passadumkeag |
| 04487 | Springfield |
| 04488 | Stetson |
| 04493 | West Enfield |
| 04495 | Winn |
| 04765 | Patten |
| 04777 | Stacyville |
| 04928 | Corinna |
| 04930 | Dexter |
| 04932 | Dixmont |
| 04939 | Garland |
| 04953 | Newport |
| 04969 | Plymouth |
Piscataquis County (9 ZIP codes)
| Zip Code | City |
|---|---|
| 04406 | Abbot |
| 04414 | Brownville |
| 04426 | Dover Foxcroft |
| 04441 | Greenville |
| 04442 | Greenville Junction |
| 04443 | Dover Foxcroft |
| 04463 | Milo |
| 04464 | Monson |
| 04479 | Dover Foxcroft |
Sagadahoc County (8 ZIP codes)
| Zip Code | City |
|---|---|
| 04008 | Bowdoinham |
| 04086 | Brunswick |
| 04287 | Bowdoin |
| 04357 | Richmond |
| 04530 | Bath |
| 04548 | Mac Mahan |
| 04562 | Bath |
| 04579 | Bath |
Somerset County (23 ZIP codes)
| Zip Code | City |
|---|---|
| 04478 | Rockwood |
| 04911 | Anson |
| 04912 | Athens |
| 04920 | Bingham |
| 04923 | Cambridge |
| 04924 | Canaan |
| 04925 | Bingham |
| 04929 | Detroit |
| 04937 | Fairfield |
| 04942 | Harmony |
| 04943 | Hartland |
| 04945 | Jackman |
| 04950 | Madison |
| 04957 | Norridgewock |
| 04958 | Madison |
| 04961 | New Portland |
| 04965 | Palmyra |
| 04967 | Pittsfield |
| 04971 | Saint Albans |
| 04976 | Skowhegan |
| 04978 | Smithfield |
| 04979 | Solon |
| 04985 | Bingham |
Waldo County (18 ZIP codes)
| Zip Code | City |
|---|---|
| 04354 | Palermo |
| 04438 | Frankfort |
| 04496 | Winterport |
| 04848 | Islesboro |
| 04849 | Lincolnville |
| 04915 | Belfast |
| 04921 | Brooks |
| 04922 | Burnham |
| 04941 | Freedom |
| 04949 | Liberty |
| 04951 | Brooks |
| 04952 | Morrill |
| 04973 | Searsmont |
| 04974 | Searsport |
| 04981 | Stockton Springs |
| 04986 | Thorndike |
| 04987 | Troy |
| 04988 | Unity |
Washington County (27 ZIP codes)
| Zip Code | City |
|---|---|
| 04413 | Brookton |
| 04424 | Danforth |
| 04490 | Topsfield |
| 04606 | Addison |
| 04611 | Beals |
| 04619 | Calais |
| 04622 | Cherryfield |
| 04623 | Columbia Falls |
| 04626 | Cutler |
| 04628 | Dennysville |
| 04630 | East Machias |
| 04631 | Eastport |
| 04643 | Harrington |
| 04648 | Jonesboro |
| 04649 | Jonesport |
| 04652 | Lubec |
| 04654 | Machias |
| 04655 | Machiasport |
| 04657 | Dennysville |
| 04658 | Milbridge |
| 04666 | Pembroke |
| 04667 | Perry |
| 04668 | Princeton |
| 04671 | Robbinston |
| 04680 | Steuben |
| 04691 | Whiting |
| 04694 | Baileyville |
York County (31 ZIP codes)
| Zip Code | City |
|---|---|
| 03901 | Berwick |
| 03902 | Cape Neddick |
| 03903 | Eliot |
| 03904 | Kittery |
| 03905 | Kittery Point |
| 03906 | North Berwick |
| 03907 | Ogunquit |
| 03908 | South Berwick |
| 03909 | Portsmouth |
| 04001 | Acton |
| 04002 | Alfred |
| 04005 | Biddeford |
| 04020 | Cornish |
| 04027 | Lebanon |
| 04030 | Waterboro |
| 04042 | Hollis Center |
| 04043 | Kennebunk |
| 04046 | Kennebunkport |
| 04047 | Parsonsfield |
| 04048 | Limerick |
| 04049 | Limington |
| 04061 | North Waterboro |
| 04064 | Saco |
| 04072 | Saco |
| 04073 | Sanford |
| 04076 | Shapleigh |
| 04083 | Sanford |
| 04087 | Waterboro |
| 04090 | Wells |
| 04093 | Buxton |
| 04095 | West Newfield |
Frequently Asked Questions
How many ZIP codes does Maine have?
Maine has 393 ZIP codes spanning 342 cities and places across 16 counties.
What are the major cities in Maine?
The cities with the most ZIP codes in Maine are Portland, Lisbon, Brewer, Augusta, Gardiner. Larger metro areas use multiple ZIP codes to cover individual neighborhoods.
Which county has the most ZIP codes in Maine?
Penobscot County has the most with 43 ZIP codes. The next largest counties are Hancock County, Cumberland County, Aroostook County, York County.
What time zone is Maine in?
Maine observes Eastern Time (ET).
What is the smallest ZIP code number in Maine?
The lowest ZIP code in Maine is 03901.
What is the largest ZIP code number in Maine?
The highest ZIP code in Maine is 04989.
How are ZIP codes structured in Maine?
USPS ZIP codes are five digit numbers. The first digit indicates a broad U.S. region, the second and third narrow to a sectional center facility, and the last two identify a specific post office or delivery area. Maine ZIP codes typically begin with "0".
What states border Maine?
Maine borders New Hampshire.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.