The main telephone number for Gwinnett County Sheriff's Department is 770-619-6500. To reach the jail, one must choose option two. Calls to inmates must use a separate system provided by Securus Technologies, which requires a paid account that may be set up online or by calling 800-844-6591, as of 2015.
The Gwinnett County Jail is supervised by the sheriff's department. According to the Gwinnett County Sheriff's Office, the county jail is a pretrial detention facility that houses 2,600 inmates who are awaiting trial or sentencing.
Convicted criminals who have been sentenced to minimum- or medium-security incarceration are housed in the Comprehensive Correctional Complex. The correctional complex is overseen by the Gwinnett County Department of Corrections and may be reached at 678-407-6000, as of 2015.