| IATP | Idaho Assistive Technology Project 
| Others |
| IATP | Idaho Association of TRIO Professionals
| Others |
| IATP | Illinois Assistive Technology Program
| Others |
| IATP | Independent Asbestos Training Providers
| Others |
| IATP | Individual Anti Terrorism Plan
| Others |
| IATP | Individual Antiterrorism Travel Plan
| Others |
| IATP | Institute for Agriculture and Trade Policy
| Others |
| IATP | Integrated Academic Training Pathways
| Others |
| IATP | Integrative Attachment Trauma Protocol
| Others |
| IATP | Intelligence Analyst Training Program
| Others |
| IATP | Interactive Agent Transfer Protocol
| Others |
| IATP | International Academy of Toxicologic Pathology
| Others |
| IATP | International Airlines Technical Pool
| Others |
| IATP | International Association of Trampoline Parks
| Others |
| IATP | International Association of Trauma Professionals
| Others |
| IATP | Irvine Adult Transition Program
| Others |