Webthe offender tracking information system (otis) contains information about prisoners, parolees, and probationers who are currently under supervision, or who have been. Webmichigan makes it easy to search for inmates using its offender tracking information system (otis) system on the michigan department of corrections website. Webto find an inmate, please enter the name or the id number, and then click the search button. Webprisoner locator service is searchable by name, birth date range, gender, location, offense, and county of commitment. Inmate records include name, offense. Webto find an inmate, please enter the name or the id number, and then click the search button. Webmichigan inmate search (otis, mdoc, and jail lookup) are you trying to locate an inmate or look someone up in michigan? It’s simple as long as you know how to do it. The otis system only shows records of people under the.