US United States Major Regions Postal Code Details
๐๏ธ Jackson ยท Illinois
62907
Ava
62901
Boskydell
62901
Briarwood Trace
62901
Brush Hill
62924
Bush
62916
Campbell Hill
62902
Carbondale
62932
Chamnesstown
62901
Crab Orchard Estates
62924
De Soto
62950
Degognia
62927
Dowell
62932
Elkville
62966
Etherton
62950
Fountain Bluff
62940
Gorham
62942
Grand Tower
62940
Grimsby
62932
Hallidayboro
62942
Howardton
62950
Jacob
62907
Kinkaid
62901
Lake Tacoma
62901
Lakewood Park
62966
Levan
62958
Makanda
62958
Midland Hills
62966
Mount Carbon
62966
Murphysboro
62950
Neunert
62994
Oraville
62975
Pomona
62950
Raddle
62942
Red Town
62940
Sand Ridge
62916
Shiloh Hill
62966
Somerset
62901
Triple Lake Heights
62994
Vergennes
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).