| americanheart.org | American Heart Association |
| nfpa.org | National Fire Protection Association |
| nasar.org | National Association for Search and Rescue (NASAR) |
| nremt.org | National Registry of Emergency Medical Technicians - NREMT |
| nena9-1-1.org | National Emergency Number Association |
| nasemsd.org | National Association of State EMS Directors |
| naemt.org | National Association of Emergency Medical Technicians - NAEMT Online |
| naemsp.org | National Association of EMS Physicians |
| naemse.org | The National Association of EMS Educators |
| jems.com | Jems Communications on the Web |
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