US United States Major Regions Postal Code Details
๐๏ธ Kane ยท Illinois
60505
Aurora
60510
Batavia
60511
Big Rock
60109
Burlington
60174
Campton Hills
60110
Carpentersville
60118
Dundee
60118
East Dundee
60119
Elburn
60121
Elgin
60134
Geneva
60136
Gilberts
60140
Hampshire
60144
Kaneville
60147
Lafox
60175
Lily Lake
60151
Maple Park
60539
Mooseheart
60568
Nicor Gas
60542
North Aurora
60568
Northern Il Gas
60568
Northern Ill Gas Co
60140
Pingree Grove
60124
Plato Center
60175
Saint Charles
60118
Sleepy Hollow
60177
South Elgin
60554
Sugar Grove
60174
Valley View
60151
Virgil
60183
Wasco
60118
West Dundee
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).