If the pet is wearing ID tags, contact the owner immediately.
Then contact Animal Control for assistance at630-226-8670.
If the animal is wearing a rabies tag, call the appropriate county's Rabies Control department and give them the tag number. They will provide you with the owner’s information.
Take the pet to be scanned for a microchip at any animal hospital or Animal Control.
Post a FOUND PET photo, description, and location where you found the animal on a lost/found site such as Lost Dogs of Illinois, Lost Cats of Illinois, Fido Finder, etc.