US United States Major Regions Postal Code Details
๐๏ธ Jefferson ยท Pennsylvania
15711
Anita
15715
Big Run
15824
Brockway
15825
Brookville
15730
Coolspring
15829
Corsica
15733
De Lancey
15840
Falls Creek
15767
Frostburg
15860
Hallton
15744
Hamilton
15825
Hazen
15767
Juneau
15847
Knox Dale
15764
Oliveburg
15767
Punxsutawney
15851
Reynoldsville
15770
Ringgold
15860
Sigel
15776
Sprankle Mills
15863
Stump Creek
15864
Summerville
15865
Sykesville
15778
Timblin
15780
Valier
15781
Walston
15784
Worthville
๐ฎUS United States Regional Postal Code FAQ & Postal Regulations
๐ฎ 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.
๐ 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.
โ ๏ธ 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.
๐ Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
๐ฆ 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).