Traditionally, emergency medical service reflected a change from a simple ambulance system that provides patient transportation only, to an ambulance system where actual medical care is provided both at the scene and during transport. Emergency medical service is summoned by the public in most places in the world through emergency telephone numbers (Melby, 2005). This paper seeks to discuss ambulance services, emergency medical services. In most governments, emergency medical services are regulated and limited to defined organizations that can offer the services. Even though many governments set a level of qualifications for those working on an ambulance, some governments allow a broad difference between different kinds of operators. Some of the operators, emergency medical service providers include: Government Ambulance Service, this operates independently from police and fire service of a region, they are funded by national, local or provincial governments. These are only found in big cities in most countries. In the United States, the services provided by ambulance are referred to as third service EMS. Police or Fire Linked Service. ambulances can be operated by local police or fire service in countries such as Japan, India, United States, and France. This is common particularly in the rural areas, where ambulance maintenance is not cost effective necessarily (Nallamothu amp. Bates, 2003). This mostly involves fire track or injury or illness attended by vehicles instead of an ambulance. Volunteer Ambulance Service, this includes non profit or charity companies that operate ambulances for both patient transport and emergency function. They are often linked to volunteers providing ambulatory services in a voluntary fire service. For example the Red Cross, St John Ambulance and Order of Malta Ambulance Corps. Private Ambulance Service, this includes normal commercial companies with employees that are paid but usually on national government or local contracts. Such companies may only offer transport of patients as elements of ambulance care, though they can be contracted to provide emergency medical care and respond to emergencies. Combined Emergency Service, include full emergency service agencies, mostly found in airports or large universities and colleges. A key feature is that all their personnel are trained in both ambulance and firefighter. Hospital Based Service, are provided by hospitals to the community. They majorly offer Advance Life Support services. Charity Ambulance, this is a special type provided for reasons of taking sick adults and children on vacations or trips away from care homes, hospitals or hospices where they get long term care. For example the Jumbulance project in UK. and Company Ambulance, provided by big companies such as oil refineries, distilleries, chemical plant and breweries (Nallamothu amp. Bates, 2003). The purpose of emergency medical service is to accomplish the basic first aid principles, which include: to preserve life, to promote recovery, and to prevent further injury. This is the common theme in medicine which is illustrated by the star of life, where each arm of the star represents one of the six points representing stages of pre hospital high quality care. These stages include: early detection, where members of another