US United States Major Regions Postal Code Details
🏛️ Centre · Pennsylvania
16820Aaronsburg
Aaronsburg centre pennsylvania 16820 United States
16823Bellefonte
Bellefonte centre pennsylvania 16823 United States
16826Blanchard
Blanchard centre pennsylvania 16826 United States
16827Boalsburg
Boalsburg centre pennsylvania 16827 United States
16828Centre Hall
Centre Hall centre pennsylvania 16828 United States
16829Clarence
Clarence centre pennsylvania 16829 United States
16832Coburn
Coburn centre pennsylvania 16832 United States
16835Fleming
Fleming centre pennsylvania 16835 United States
16841Howard
Howard centre pennsylvania 16841 United States
16823Hublersburg
Hublersburg centre pennsylvania 16823 United States
16844Julian
Julian centre pennsylvania 16844 United States
16851Lemont
Lemont centre pennsylvania 16851 United States
16852Madisonburg
Madisonburg centre pennsylvania 16852 United States
16853Milesburg
Milesburg centre pennsylvania 16853 United States
16854Millheim
Millheim centre pennsylvania 16854 United States
16856Mingoville
Mingoville centre pennsylvania 16856 United States
16859Moshannon
Moshannon centre pennsylvania 16859 United States
16864Orviston
Orviston centre pennsylvania 16864 United States
16802Penn St Univ
Penn St Univ centre pennsylvania 16802 United States
16802Penn State University
Penn State University centre pennsylvania 16802 United States
16865Pennsylvania Furnace
Pennsylvania Furnace centre pennsylvania 16865 United States
16866Philipsburg
Philipsburg centre pennsylvania 16866 United States
16868Pine Grove Mills
Pine Grove Mills centre pennsylvania 16868 United States
16823Pleasant Gap
Pleasant Gap centre pennsylvania 16823 United States
16870Port Matilda
Port Matilda centre pennsylvania 16870 United States
16872Rebersburg
Rebersburg centre pennsylvania 16872 United States
16677Sandy Ridge
Sandy Ridge centre pennsylvania 16677 United States
16874Snow Shoe
Snow Shoe centre pennsylvania 16874 United States
16875Spring Mills
Spring Mills centre pennsylvania 16875 United States
16801State College
State College centre pennsylvania 16801 United States
16802University Park
University Park centre pennsylvania 16802 United States
16823Wingate
Wingate centre pennsylvania 16823 United States
16882Woodward
Woodward centre pennsylvania 16882 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).
