Illinois inmate search Department Name Illinois Department of Corrections Location 1301 Concordia Court, P. O. Constantly updated. Find inmates in Illinois state prisons by name, IDOC number or birthdate. Phone Number. The Cook County Sheriff offers an online inmate locator service. Find information about inmates in Illinois prisons by last name, IDOC number or birthdate. Search for inmates by last name, IDOC number or birthdate on the official website of the Illinois Department of Corrections. Call the department for updates or access by phone for government and law enforcement agencies. Search arrest records and find latests mugshots and bookings for Misdemeanors and Felonies. Box 19277, Springfield, IL 62794-9277. Utilize this online search tool to search for inmates. Largest Database of Illinois Mugshots. Illinois Inmate Search. Get inmate details, mugshot, location, offense and sentence from the official website of IDOC. Find contact information and updates on server maintenance or individual in custody information. Click below to go to the Sheriff's website and locate a detainee in Cook County Jail. wjuw ouff cwhknr tyb bjbx uoqehb xnpae lmlin clwkz qca