| ISDP | I Santini Del Prete 
| Others |
| ISDP | I See Dead People
| Others |
| ISDP | Ice Sea Dead People
| Others |
| ISDP | ICT Skills Development Programme
| Others |
| ISDP | In School Day Program
| Others |
| ISDP | In Service Data Program
| Others |
| ISDP | In-Situ Data Products
| Others |
| ISDP | Income Survey Development Program
| Others |
| ISDP | Increasing Strong Development Programs
| Others |
| ISDP | Independent Study Degree Program
| Others |
| ISDP | Indiana Spatial Data Portal
| Others |
| ISDP | Indiana Sustainability Development Program
| Others |
| ISDP | Industry Standard Discovery Protocol
| Others |
| ISDP | Information Security Data privacy
| Others |
| ISDP | Information Sharing Data Protection
| Others |
| ISDP | Information Systems Designated Procurement
| Others |
| ISDP | Information Systems Distribution Procurement
| Others |
| ISDP | Institute for Security & Development Policy
| Others |
| ISDP | Institute for Security and Development Policy
| Others |
| ISDP | Institute for Security Development Policy
| Others |
| ISDP | Institutional Support and Development Program
| Others |
| ISDP | Integrated Service Delivery Process
| Others |
| ISDP | Integrated Service Delivery Project
| Others |
| ISDP | Integrated Service Deployment Platform
| Others |
| ISDP | Integrated Ship Design and Production
| Others |
| ISDP | Integrated Swamp Development Project
| Others |
| ISDP | Intelligent Shared Dual Path
| Others |
| ISDP | IntelliLight Shared Dual Path
| Others |
| ISDP | Intercultural Skills Development Program
| Others |
| ISDP | International Security and Defense Policy
| Others |
| ISDP | International Society for Developmental Psychobiology
| Others |
| ISDP | International Standard Diploma Program
| Others |
| ISDP | Intra-Syllable Dependent Phone
| Others |
| ISDP | IORA Sustainable Development Program
| Others |
| ISDP | IORA Sustainable Development Programme
| Others |
| ISDP | Iraq Sustainable Democracy Project
| Others |
| ISDP | IT (Information Technology) Service Delivery Process
| Others |