US United States Major Regions Postal Code Details
🏛️ Montgomery · Ohio
45440Beaver Creek
Beaver Creek montgomery ohio 45440 United States
45430Beavercreek Township
Beavercreek Township montgomery ohio 45430 United States
45309Brookville
Brookville montgomery ohio 45309 United States
45459Centerville
Centerville montgomery ohio 45459 United States
45342Chautauqua
Chautauqua montgomery ohio 45342 United States
45315Clayton
Clayton montgomery ohio 45315 United States
45403Dayton
Dayton montgomery ohio 45403 United States
45482Dayton Business Reply Mail
Dayton Business Reply Mail montgomery ohio 45482 United States
45481Dayton Courtesy Reply Mail
Dayton Courtesy Reply Mail montgomery ohio 45481 United States
45322Englewood
Englewood montgomery ohio 45322 United States
45325Farmersville
Farmersville montgomery ohio 45325 United States
45327Germantown
Germantown montgomery ohio 45327 United States
45424Huber
Huber montgomery ohio 45424 United States
45424Huber Heights
Huber Heights montgomery ohio 45424 United States
45420Kettering
Kettering montgomery ohio 45420 United States
45448Metropolitan Life
Metropolitan Life montgomery ohio 45448 United States
45470Metropolitan Medical Claims
Metropolitan Medical Claims montgomery ohio 45470 United States
45342Miamisburg
Miamisburg montgomery ohio 45342 United States
45327Middletown
Middletown montgomery ohio 45327 United States
45422Montgomery Cnty Admnstrv
Montgomery Cnty Admnstrv montgomery ohio 45422 United States
45439Moraine
Moraine montgomery ohio 45439 United States
45412National City Bank
National City Bank montgomery ohio 45412 United States
45345New Lebanon
New Lebanon montgomery ohio 45345 United States
45413Northridge
Northridge montgomery ohio 45413 United States
45419Oakwood
Oakwood montgomery ohio 45419 United States
45354Phillipsburg
Phillipsburg montgomery ohio 45354 United States
45459Sugarcreek Township
Sugarcreek Township montgomery ohio 45459 United States
45406Trotwood
Trotwood montgomery ohio 45406 United States
45322Union
Union montgomery ohio 45322 United States
45377Union City
Union City montgomery ohio 45377 United States
45469Univ Dayton
Univ Dayton montgomery ohio 45469 United States
45469University Of Dayton
University Of Dayton montgomery ohio 45469 United States
45377Vandalia
Vandalia montgomery ohio 45377 United States
45428Veterans Administration
Veterans Administration montgomery ohio 45428 United States
45458Washington Township
Washington Township montgomery ohio 45458 United States
45439West Carrollton
West Carrollton montgomery ohio 45439 United States
45449West Carrollton City
West Carrollton City montgomery ohio 45449 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).
