US United States Major Regions Postal Code Details
🏛️ Anne Arundel · Maryland
21412Annapolis
Annapolis anne arundel maryland 21412 United States
21012Arnold
Arnold anne arundel maryland 21012 United States
21240Baltimore
Baltimore anne arundel maryland 21240 United States
21412Bancroft Hall
Bancroft Hall anne arundel maryland 21412 United States
21226Brooklyn
Brooklyn anne arundel maryland 21226 United States
21401Cape Saint Claire
Cape Saint Claire anne arundel maryland 21401 United States
21226Carvel Beach
Carvel Beach anne arundel maryland 21226 United States
21226Chestnut Hill Cove
Chestnut Hill Cove anne arundel maryland 21226 United States
20733Churchton
Churchton anne arundel maryland 20733 United States
21226Clearwater Beach
Clearwater Beach anne arundel maryland 21226 United States
21411Comptroller Of The Treasury
Comptroller Of The Treasury anne arundel maryland 21411 United States
21114Crofton
Crofton anne arundel maryland 21114 United States
21032Crownsville
Crownsville anne arundel maryland 21032 United States
21226Curtis Bay
Curtis Bay anne arundel maryland 21226 United States
21035Davidsonville
Davidsonville anne arundel maryland 21035 United States
20751Deale
Deale anne arundel maryland 20751 United States
21037Edgewater
Edgewater anne arundel maryland 21037 United States
20779Fairhaven
Fairhaven anne arundel maryland 20779 United States
20755Fort George G Meade
Fort George G Meade anne arundel maryland 20755 United States
20755Fort George Meade
Fort George Meade anne arundel maryland 20755 United States
20755Fort Meade
Fort Meade anne arundel maryland 20755 United States
20758Friendship
Friendship anne arundel maryland 20758 United States
20755Ft George G Meade
Ft George G Meade anne arundel maryland 20755 United States
20755Ft Meade
Ft Meade anne arundel maryland 20755 United States
20765Galesville
Galesville anne arundel maryland 20765 United States
21054Gambrills
Gambrills anne arundel maryland 21054 United States
21056Gibson Island
Gibson Island anne arundel maryland 21056 United States
21061Glen Burnie
Glen Burnie anne arundel maryland 21061 United States
21226Greenland Beach
Greenland Beach anne arundel maryland 21226 United States
21076Hanover
Hanover anne arundel maryland 21076 United States
21076Harmans
Harmans anne arundel maryland 21076 United States
20776Harwood
Harwood anne arundel maryland 20776 United States
21403Highland Bch
Highland Bch anne arundel maryland 21403 United States
21122Lake Shore
Lake Shore anne arundel maryland 21122 United States
20724Laurel
Laurel anne arundel maryland 20724 United States
21090Linthicum
Linthicum anne arundel maryland 21090 United States
21090Linthicum Heights
Linthicum Heights anne arundel maryland 21090 United States
20711Lothian
Lothian anne arundel maryland 20711 United States
20724Maryland City
Maryland City anne arundel maryland 20724 United States
21106Mayo
Mayo anne arundel maryland 21106 United States
21062MD Motor Vehicle Admin
MD Motor Vehicle Admin anne arundel maryland 21062 United States
21240Millersville
Millersville anne arundel maryland 21240 United States
21402Naval Academy
Naval Academy anne arundel maryland 21402 United States
21402North Severn Village
North Severn Village anne arundel maryland 21402 United States
21113Odenton
Odenton anne arundel maryland 21113 United States
21226Orchard Beach
Orchard Beach anne arundel maryland 21226 United States
21123Pasadena
Pasadena anne arundel maryland 21123 United States
21140Riva
Riva anne arundel maryland 21140 United States
21123Riviera Beach
Riviera Beach anne arundel maryland 21123 United States
20724Russett
Russett anne arundel maryland 20724 United States
21144Severn
Severn anne arundel maryland 21144 United States
21146Severna Park
Severna Park anne arundel maryland 21146 United States
20764Shady Side
Shady Side anne arundel maryland 20764 United States
21405Sherwood Forest
Sherwood Forest anne arundel maryland 21405 United States
21226Stoney Beach
Stoney Beach anne arundel maryland 21226 United States
20779Tracys Landing
Tracys Landing anne arundel maryland 20779 United States
20778West River
West River anne arundel maryland 20778 United States
📋 United States Address and Delivery Guidance
📮
Use a Complete Delivery Address:
Include the recipient name, building or street address, locality, region where applicable, postal code when the destination uses one, and the destination country or territory.
🌍
Follow Local Address Conventions:
Use the language, character set and address order requested by the recipient, official postal operator or carrier. Do not assume every destination uses the same postal-code format.
✅
Verify Before Dispatch:
Confirm the postal code, service coverage and any customs or carrier requirements with the recipient and the relevant official postal operator before shipping.
💡
Delivery Information Is Context-Specific:
Postal codes help routing only in territories that use them. Accurate recipient details remain essential for delivery in every destination.
Postal information, sources and verification
Use this page as a routing reference and confirm the complete address, postal code format and delivery restrictions with the relevant official postal operator or carrier before dispatch.
Editorial and service accountability
This postal-code reference is maintained by the 56ok.com logistics-content team for international shipping preparation. It is reviewed against publicly available postal-operator information; it is not an official postal authority and does not replace carrier or customs instructions.
This reference is maintained as postal and carrier information changes. Need a correction? Contact our team.
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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).
