Collin County Sheriff's Department
4300 Community Ave
McKinney, TX 75071
Phone:972.547.5100
Fax:972.547.5304
Administration/Communications
Phone:972.547.5100
Collin County Jail/Detention
Phone:972.547.5200
Collin County Metro Line
Phone:972.424.4797
Tip Line
Phone:972.547.5115