Police Police Department Home Compliments & Complaints Close Patrol Request Contact (512) 746-5333 161 Town Center Blvd. Jarrell, TX 76537 Facebook EMERGENCY: 9-1-1 Williamson County Dispatch: (512) 864-8282 We are currently redesigning our Police Department website. In the meantime, please check us out on Facebook. The 2018 Racial Profiling Report is available for viewing/download here.