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What is a ZIP+4 code?

A ZIP+4 code adds four digits to the basic five-digit ZIP code. It helps the USPS deliver mail more precisely to specific addresses or buildings.

Are ZIP codes the same as postal codes?

ZIP codes are the U.S. version of postal codes, used by the USPS to identify delivery areas. Other countries use postal codes with different formats.

All ZIP Codes for Fox River Grove Illinois – Postal Code Lookup

Fox River Grove ZIP Code

The city of Fox River Grove is assigned specific ZIP Code(s) by the United States Postal Service (USPS) to make mail delivery accurate and efficient. A ZIP Code in Fox River Grove helps identify the correct postal area, ensuring that letters, parcels, and packages reach the right neighborhood or post office without delay. For residents, businesses, and visitors, knowing the correct Fox River Grove ZIP Code is important not only for mailing purposes but also for location-based services, navigation, and demographic reference.

Fox River Grove

Post Office	Fox River Grove
Division	Mchenry
Pincode	60021

Total Post Office (1) Page 1 of 1

Zip Codes in Fox River Grove, Illinois

Zip Code list in Mchenry for your selected city Fox River Grove is shown below. Use these ZIP Codes to ensure accurate mail delivery, business operations, or location reference.

60021

About Fox River Grove, Illinois ZIP Codes

Fox River Grove is located in Mchenry County, Illinois. The United States Postal Service (USPS) assigns multiple ZIP Codes in this region to simplify mail distribution, navigation, and address identification. Each ZIP Code in Fox River Grove covers a specific neighborhood or area, which is important for residents, businesses, and government offices. Having the correct ZIP Code ensures smooth delivery of letters, online orders, and official documents.

Why Knowing the ZIP Code is Important?

Ensures accurate and timely mail delivery
Helps businesses and eCommerce platforms verify addresses
Useful for demographic research and census data
Required for utilities, banking, and government services

Frequently Asked Questions (FAQs) about Fox River Grove ZIP Codes

The primary ZIP Code for Fox River Grove, Illinois depends on the specific neighborhood. Use our list above to find the correct code.

Fox River Grove has multiple ZIP Codes covering different areas of the city. Check the table above for the complete list.

You can use our ZIP Code lookup tool by selecting the city, county, and state to locate the right code for your address.

All ZIP Codes in Fox River Grove are assigned and managed by the United States Postal Service (USPS) for accurate mail sorting and delivery.

Yes, in many cases a single ZIP Code can cover more than one neighborhood or locality in Fox River Grove to simplify mail distribution.

ZIP Codes usually remain stable for decades, but USPS may introduce new codes or adjust boundaries when population grows or new delivery routes are added in Fox River Grove.