Toronto Paramedic Services operates a total of 41 stations, geographically distributed across the of the City of Toronto. Emergency service headquarters (which is shared with Toronto Fire Services, but both services operate independently) is located at 4330 Dufferin Street in Toronto. This facility includes administrative offices, some education facilities, the Communications Centre, Fleet Maintenance, Planning and Operational Support, and Materials Management/Logistics.The service is supplemented by well-developed Paramedic Services in neighbouring communities on three sides, with Lake Ontario providing the southern boundary of the service area. Air ambulance operations are provided within the City of Toronto by Ornge, a privately owned air ambulance contractor, under contract to the Government of Ontario.