Area Code 224

Illinois (IL) • Evanston, Schaumburg, Chicago, Elgin, Arlington Heights, Des Plaines, Glenview, Hoffman Estates • Central Time (CT)

What Stands Out

•Coverage: 2.3M people across 89 ZIP codes.
•Overlapping area codes: 847.
•Major cities: Evanston, Schaumburg, Chicago.

Spotlight: Coverage

Snapshot highlights for area code 224.

Income

88th

Home values

79th

Poverty rate

35th

Area Code Basics

Primary State

Illinois (IL)

States Served

Illinois (IL)

Major Cities

Evanston, Schaumburg, Chicago, Elgin, Arlington Heights, Des Plaines, Glenview, Hoffman Estates

Time Zone(s)

Central Time (CT)

Est. Population

2.3M

ZIP Codes

Data accuracy & methodology

This report aggregates 2020–2024 ACS 5-year estimates and geographic overlays for orientation. Area-code service areas can cross ZIP/state boundaries and change over time; verify official assignments with NANPA for critical use.