Doctor's Ambulance Service exists to meet the emergency medical transport needs of communities throughout Orange County. It serves the citizens of Laguna Hills, Laguna Woods, Irvine, Tustin, Aliso Viejo, Laguna Beach and Dana Point as their 9-1-1 transportation provider. Its first due area encompasses over 100 sq. miles, 6 major highways, and over 500,000 residents. It regularly transports to 6 local Hospital Emergency Rooms and 3 Regional Trauma Centers.