Dallas Police Department Dallas Online Reporting System. If this is an emergency please call 911.The Police Department has a special division for responding to their open records requests at (214) 671-3343. 1094 ; Inmate General Info Line, 214.761. The investigating officer will complete an Accident Report Form ST-3 for any minor accident when: 1. The Dallas County Sheriff's Department is the chief law enforcement agency in the county. Once you enter the name and date of birth, click the details button. On March 11, 2004, at about a.m. , Ms. Avant was found in a field with multiple stab wounds in the 5600 block of Maple Avenue. This process takes approximately 10 minutes to complete and makes your vehicle less desirable to a car thief.