Guide

Chicago 311: asking the city for help

How to report a pothole, a broken light or another city problem, and follow your request.

Last checked November 14, 2026

Chicago's City Hall building in the Loop
Photo: Roman Warren on Unsplash, Unsplash License

311 is the City of Chicago's number for non-emergency city services. For an emergency, always call 911.

How to reach 311

  • Phone: call 311 in Chicago. From outside the Chicago area, call 312-744-5000. TTY users can also use 311.
  • App: the free CHI 311 app for iPhone and Android.
  • Online: the CHI 311 website.
  • In person: 2111 W. Lexington Street, Chicago, IL 60612.

What you can do

Through CHI 311 you can make a service request, add photos, put a pin on a map to show exactly where the problem is, and check a request's status and expected resolution time. The app also links to paying bills and fines, debt relief and rent assistance.

Tips

  • Add a photo and a map pin: it helps the city crew find the exact spot.
  • Keep your request number so you can check its status later.

Sources

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