Protects the rights of the citizens within its jurisdiction to be free from criminal attacks, to be secure in their possessions and to live in peace. Year-round prescription drug take-back site.

Programs of the police department include ​Crime Stoppers: a non-profit organization of concerned citizens that provides the public with an anonymous means to relay information concerning criminal activity to law enforcement. Cash rewards are paid for tips that result in the arrest or indictment of those responsible. ​DARE: presented in the Yankton elementary schools. ​Pet Licensing: annual required licensing of dogs and cats. ​Animal Control, ​Citizens Academy, ​Medication Disposal: shares year-round prescription drug take-back site with Yankton County Sheriff's Office; and the ​Sex Offender Registry.

Prevent crime, enforce the law, and support public safety by providing registration of offenders and victim notification, licensing pets and bicycles, enforcing adolescent curfews, Crime Stoppers line, Year-round drug take-back site, and offers gun locks.

Services include enforcing municipal codes, licensing pets, licensing bicycles, Neighborhood Watch, Crime Stoppers, and a drug take-back site.

Services of the Madison Police Department include national prescription drug take back day, held twice a year. Unwanted medications may be dropped off at the police department throughout the year, call for more information, National Night Out and DARE program.

Serving the community of Huron with law enforcement protection 24-hours a day. Programs include Crime Stoppers: Crime reporting time line, DARE: Drug Abuse Resistance Education, Drug take back: prescription drug drop off box in the lobby of city hall, Pedestrian and Bicycle Safety: education program in the public schools, Safety City: Teaches vehicle and pedestrian safety to children, School Resource Officer: liaison between law enforcement and the youth in the community, Citizens Police Academy, and CodeRed emergency notification system.

The Vermillion Police Department is responsible for serving and protecting the citizens of Vermillion. Community programs include DARE, Report It, ALICE, Red Tag Nuisance Abatement, Ride Along program, and year-round prescription drug take-back site.

The Spearfish Police Department is responsible for serving and protecting the citizens of Spearfish. Services include a year-round prescription drug take-back site and licensing of the following businesses: pawn Brokers, taxis, and peddler/door to door sales (includes food trucks).

The Pierre Police Department is responsible for serving and protecting the citizens of Pierre. Provides fingerprinting services for area residents. Medication secured drop box - walk in lobby.

911 emergency operators, adult detention, juvenile detention, and law enforcement services with jurisdiction within the exterior boundaries of the Cheyenne River Sioux Tribe.

Responsible for serving and protecting the citizens of Brandon. Sioux Falls Metro (911) dispatches for Brandon. Strives to increase safety and reduce crime. Offers year-round prescription drug take-back sites that are available on site. Members of the public may drop off any unused prescription or nonprescription drugs as well as any "sharps," such as needles or epi-pens. Participates in the Crime Free Multi-Housing Program - a partnership between law enforcement, managers, and tenants to help keep drug and criminal activity out of rental properties. Maintains minimum standards for tenants and managers to participate in the program. Processes Peddler's License applications.

Provides emergency response, crime prevention, community policing, traffic enforcement, investigations and a year round drug take-back site.

The Aberdeen Police Department is responsible for protecting and serving the citizens of Aberdeen. The mission is to serve the community of Aberdeen in a collaborative effort to enhance the quality of life through crime prevention, enforcement of laws, promotion of safety, and reduction of fear, services include: Year-round prescription drug take-back site Animal control services, including registration D.A.R.E. Programs Reserve Officer Program School Resource Officers General Law Enforcement services Drug Task Force Canine Program Community Policing Programs Security Assessments Detective Division and Forensic Analysts Internship Program Police Explorer Program NSU Campus Police Special Response Team Sex Offender registration Parking Enforcement Police Chaplain Program.

Within the Flandreau Santee Sioux Tribe are the following services - Tribal Police Department - Law Enforcement Services (offers fingerprinting, background checks, and gun locks), social services, enrollment, tribal courts, child care, Dakota language, Department of Natural Resources, Education, Tribal Health Clinic, Counseling Center, Grace Moore Senior Center, Housing, and Wellness Center.

Law Enforcement services for the City of Mitchell, SD include accident investigation, bike patrol, boat patrol, Citizens Police Academy, civil matters, Crime Prevention, DARE, drug interdiction, foot patrol, general criminal investigation, Honor Guard, South Central Alcohol Task Force, traffic enforcement, and Medication drop box.

Responsible for serving and protecting the citizens of Watertown. Provides a medication drop box in lobby.

Responsible for serving and protecting the citizens of Lead.