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Area Code Profile

773, IL

Browse ZIP codes and key stats for 773, Illinois: population, households, income, education, health coverage, and more.

Area Code details
Local time 00:37:59(CT)
Location773, IL
Population (ZIP areas)2,531,147(sum of local ZIP code populations)
Total ZIP codes46total
ZIP codes (by type)
46 Standard
Overlay codes
Cities Covered
Counties Covered

Map of area code 773

Map of area code 773, Illinois
Interactive map showing the coverage area of 773 in Illinois. Click to load.

ZIP codes in area code 773

46 ZIP codes covered by this area code.

Cities served by area code 773

4 cities covered by this area code.

CityZIP codes
Median incomeHousehold
Population
Chicago84$77,9022,746,388
Elmwood Park1$91,95524,521
Riverdale1$39,83310,663
Harwood Heights1$81,0869,065

Counties served by area code 773

1 county covered by this area code.

CountyZIP codes
Median incomeHousehold
Population
Cook County216$83,4985,275,541

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS