Agencies News Topics Contact Search This Site Learn more about the Coronavirus (Covid-19) More Info DSP Menu Delaware State Police Contact the Delaware State Police Listen Headquarters 1441 N. DuPont Highway P.O. Box 430 Dover, Delaware 19903-0430 (302) 739-5901 Recruitment Line (302) 739-7300 — Troop Locations Compliments & Complaints The citizens we serve have an expectation that those who are vested with the responsibility of enforcing the laws of this state, as well as civilian employees, will hold fast to the standards of professional and individual conduct to preserve the respect, confidence and cooperation of society. With this in mind, we encourage you to contact us with any compliments or complaints you may have about the Delaware State Police. This site is not for filing miscellaneous complaints which should be routed to either the non emergency number at the appropriate 911 center or the administrative number at the appropriate State Police Troop. How to Contact the DSP To share a compliment about a member of the Delaware State Police By Phone: Please call (302) 739-5911 By Mail: Delaware State Police Superintendent’s Office P.O. Box 430 Dover, DE 19903-0430 To lodge a complaint against a member of the Delaware State Police By Phone: Please call (302) 739-5990 By Mail: Delaware State Police Office of Professional Responsibility P.O. Box 430 Dover, DE 19903-0430 Attn: Captain Sean Duffy If you are going to make a complaint, please be prepared with as much of the following information as you can. Date, time, and location of the incident Name(s) and badge number(s) of the member(s) involved Names, addresses, and telephone numbers of any witnesses Circumstances of the incident Related Topics: Complaint, Compliment, Contact, Contact DSP, Headquarters, How to Contact DSP Units & Sections Troop Locations Reports & Statistics Newsroom Public Announcements Victim Services Become a Trooper Fingerprints & Backgrounds Contact Us FOIA Facebook Page Twitter Page YouTube Page +