US United States Major Regions Postal Code Details
🏛️ Aroostook · Maine
04774Allagash
Allagash aroostook maine 04774 United States
04471Amity
Amity aroostook maine 04471 United States
04732Ashland
Ashland aroostook maine 04732 United States
04497Bancroft
Bancroft aroostook maine 04497 United States
04733Benedicta
Benedicta aroostook maine 04733 United States
04734Blaine
Blaine aroostook maine 04734 United States
04735Bridgewater
Bridgewater aroostook maine 04735 United States
04736Caribou
Caribou aroostook maine 04736 United States
04471Cary Plt
Cary Plt aroostook maine 04471 United States
04757Castle Hill
Castle Hill aroostook maine 04757 United States
04750Caswell
Caswell aroostook maine 04750 United States
04757Chapman
Chapman aroostook maine 04757 United States
04737Clayton Lake
Clayton Lake aroostook maine 04737 United States
04736Connor Twp
Connor Twp aroostook maine 04736 United States
04779Cross Lake Twp
Cross Lake Twp aroostook maine 04779 United States
04738Crouseville
Crouseville aroostook maine 04738 United States
04747Crystal
Crystal aroostook maine 04747 United States
04785Cyr Plt
Cyr Plt aroostook maine 04785 United States
04751Defense Finance Accounting
Defense Finance Accounting aroostook maine 04751 United States
04497Drew Plt
Drew Plt aroostook maine 04497 United States
04747Dyer Brook
Dyer Brook aroostook maine 04747 United States
04739Eagle Lake
Eagle Lake aroostook maine 04739 United States
04740Easton
Easton aroostook maine 04740 United States
04741Estcourt Station
Estcourt Station aroostook maine 04741 United States
04742Fort Fairfield
Fort Fairfield aroostook maine 04742 United States
04743Fort Kent
Fort Kent aroostook maine 04743 United States
04744Fort Kent Mills
Fort Kent Mills aroostook maine 04744 United States
04745Frenchville
Frenchville aroostook maine 04745 United States
04732Garfield Plt
Garfield Plt aroostook maine 04732 United States
04497Glenwood Plt
Glenwood Plt aroostook maine 04497 United States
04746Grand Isle
Grand Isle aroostook maine 04746 United States
04785Hamlin
Hamlin aroostook maine 04785 United States
04730Hammond
Hammond aroostook maine 04730 United States
04497Haynesville
Haynesville aroostook maine 04497 United States
04780Hersey
Hersey aroostook maine 04780 United States
04730Hodgdon
Hodgdon aroostook maine 04730 United States
04730Houlton
Houlton aroostook maine 04730 United States
04747Island Falls
Island Falls aroostook maine 04747 United States
04746Lille
Lille aroostook maine 04746 United States
04750Limestone
Limestone aroostook maine 04750 United States
04730Linneus
Linneus aroostook maine 04730 United States
04730Littleton
Littleton aroostook maine 04730 United States
04750Loring Cm Ctr
Loring Cm Ctr aroostook maine 04750 United States
04730Ludlow
Ludlow aroostook maine 04730 United States
04756Madawaska
Madawaska aroostook maine 04756 United States
04757Mapleton
Mapleton aroostook maine 04757 United States
04758Mars Hill
Mars Hill aroostook maine 04758 United States
04732Masardis
Masardis aroostook maine 04732 United States
04780Merrill
Merrill aroostook maine 04780 United States
04760Monticello
Monticello aroostook maine 04760 United States
04780Moro Plt
Moro Plt aroostook maine 04780 United States
04732Nashville Plt
Nashville Plt aroostook maine 04732 United States
04743New Canada
New Canada aroostook maine 04743 United States
04761New Limerick
New Limerick aroostook maine 04761 United States
04762New Sweden
New Sweden aroostook maine 04762 United States
04471North Amity
North Amity aroostook maine 04471 United States
04763Oakfield
Oakfield aroostook maine 04763 United States
04471Orient
Orient aroostook maine 04471 United States
04764Oxbow
Oxbow aroostook maine 04764 United States
04766Perham
Perham aroostook maine 04766 United States
04768Portage
Portage aroostook maine 04768 United States
04768Portage Lake
Portage Lake aroostook maine 04768 United States
04769Presque Isle
Presque Isle aroostook maine 04769 United States
04739Quimby
Quimby aroostook maine 04739 United States
04497Reed Plt
Reed Plt aroostook maine 04497 United States
04772Saint Agatha
Saint Agatha aroostook maine 04772 United States
04773Saint David
Saint David aroostook maine 04773 United States
04774Saint Francis
Saint Francis aroostook maine 04774 United States
04775Sheridan
Sheridan aroostook maine 04775 United States
04776Sherman
Sherman aroostook maine 04776 United States
04776Sherman Mills
Sherman Mills aroostook maine 04776 United States
04776Silver Ridge
Silver Ridge aroostook maine 04776 United States
04776Silver Ridge Twp
Silver Ridge Twp aroostook maine 04776 United States
04779Sinclair
Sinclair aroostook maine 04779 United States
04780Smyrna Mills
Smyrna Mills aroostook maine 04780 United States
04781Soldier Pond
Soldier Pond aroostook maine 04781 United States
04743St John Plt
St John Plt aroostook maine 04743 United States
04783Stockholm
Stockholm aroostook maine 04783 United States
04745Upper Frenchville
Upper Frenchville aroostook maine 04745 United States
04785Van Buren
Van Buren aroostook maine 04785 United States
04786Wade
Wade aroostook maine 04786 United States
04781Wallagrass
Wallagrass aroostook maine 04781 United States
04786Washburn
Washburn aroostook maine 04786 United States
04787Westfield
Westfield aroostook maine 04787 United States
04783Westmanland
Westmanland aroostook maine 04783 United States
04739Winterville Plt
Winterville Plt aroostook maine 04739 United States
04736Woodland
Woodland aroostook maine 04736 United States
04497Wytopitlock
Wytopitlock aroostook maine 04497 United States
📋 United States Address and Delivery Guidance
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📮United States Postal FAQ and delivery guidance
📮 What is the format of a US ZIP code?
Standard format is 5 digits (e.g., 10001). Extended format is ZIP+4 (9 digits like 10001-1234) with a hyphen.
🔍 How to find the ZIP code for an address?
Use the USPS ZIP Code Lookup tool by entering the full address on the official USPS website.
⚠️ What happens if I use a wrong ZIP code?
Mail may be delayed, returned, or lost. For important documents, use USPS tracking and verify the ZIP code.
🔄 Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
📦 Is a ZIP code required for international mail to the US?
Absolutely. Always include the US ZIP code at the end of the address (e.g., New York, NY 10001 USA).
