Abstract: An emergency medical services (EMS) system for delivering primary care and emergency treatment by EMS personnel is provided by personnel vest jackets constructed and organized for carrying EMS equipment and supplies in wearable and accessible arrangement. The vest is formed with a plurality of outside pockets on the front left and right sides of the vest with first and second large outside pockets across the front bottom left and right sides for carrying bulkier EMS equipment and materials at lower center of gravity. Intermediate size pockets are arranged across the center left and right sides of the vest for carrying intermediate and smaller size EMS supplies. Small upper pockets at least some of elongate configuration are formed on at least one side of the front top of the vest for accommodating objects of elongate configuration. Loop holders are also provided on at least one side of the top front of the vest for holding airways.