Police Department EMERGENCY: 911 Non-Emergency: 703-257-8000 The City's online self-reporting tool is currently under construction, please call the non-emergency number to file a police report. Mess from the Chief Welcome to the City of Manassas Police Department's website. I hope our site will provide you with information and insight regarding police services available to our community.  Patrol Services The Patrol Services Division consists of a team of 64 officers and support personnel whose function is to provide round-the-clock police services to the City of Manassas and provide the first line of protection in the Homeland Security efforts.Administrative Services The Administrative Services division consists of a team of four sworn personnel and support staff whose function is policy development, strategic planning, records management, national accreditation and department-wide administration.Investigative Services The Investigative Services Division consists of a team of detectives, officers, and support personnel whose function is to investigate incidents and criminal reports to lead to the identification and apprehension of criminal offenders.Animal Control Animal Control Services maintains the health, safety and welfare of the community by ensuring compliance of animal care and control ordinances are followed and by assisting residents with the proper tools and information to safely care for their pets.