Fairfield ZIP Codes

List of Zip Codes of Fairfield

The following table lists ZIP Codes associated with Fairfield, Illinois, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

S.N.	Zip Code	Latitude	Longitude	County	Population	Density
1	62837	38.36608	-88.35999	Wayne	7,924	18.7

About Fairfield Illinois Zip Codes

The city of Fairfield in Illinois (IL) is served by approximately 1 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 7,924 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Fairfield fall within county jurisdictions such as Wayne. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Fairfield, Illinois follow the America/Chicago time zone.

Fairfield ZIP Codes

List of Zip Codes of Fairfield

About Fairfield Illinois Zip Codes

Illinois Cities ZIP Codes

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