The Oklahoma State Department of Health, through its system of local health services delivery, is ultimately responsible for protecting and improving the public's health status through strategies that focus on preventing disease. Four major service branches, Community Health Services, Family Health Services, Disease and Prevention Services and Protective Health Services, provide technical support and administrative guidance to 70 county health departments.

• Community Health provides oversight and supervision to the various county health department across the state. Follow this link to Health Department's Community Health map of offices webpage.
• Family Health Services protects and promotes the health of Oklahoma's women, children and families by assessing health status, establishing evidence-based priorities and providing leadership to assure the availability of individual, family and population-based services. Programs include:
  Office of Child Abuse Prevention 405-426-8041,
  Children First Program - ,
  Child Guidance Service (405) 271-4477 ,
  Dental Health Service (405) 426-8460,
  Maternal and Child Health Service - 405-426-8113,
  Screening Services 580-726-3316,
  SonnerStart ,
  WIC (405) 426-8500,
• Disease and Prevention Services monitors infectious diseases and illness and provides information. The areas of service include:
  Acute Disease (405) 426-8710,
  Chronic Disease, (405) 426-8300,
  HIV/STD 405-426-8400,
  Immunization ,
  Injury Prevention (405) 426-8440,
  Terrorism Preparedness and Response Service
  Tobacco Use Prevention Service (918) 775-6201,
  Public Health Laboratory
• Protective Health Services provide regulatory oversight of the state's health care delivery service through a system of inspection, licensure and/or certification; several other trades and professions are also licensed. Services include:
  Long Term Care
  Medical Facilities Service - 405-426-8470 and
  Consumer Health Service (405) 426-8250