| Abbreviation | Definition |
|---|---|
| ITDA | Internal Trade Development Authority |
| ITDC | International Technical Development Center |
| ITDF | Information Technology Development Forum |
| ITDF | Iran Technology Development Fund |
| ITDP | Indian Tribal Development Project |
| ITDP | Institute for Transport and Development Policy |
| ITDP | Institute for Transportation and Development policy |
| ITDP | Institute of Transportation and Development Policy |
| ITDP | Instructional Technology Development Program |
| ITDP | Integrated Tribal Development Program |
| ITDP | Integrated Tribal Development Project |
| ITDS | Infant Toddler Development Specialist |
| ITDU | Infantry Trials and Development Unit |
| ITDU | Infantry Trials Development Unit |
| ITED | Illinois Teacher Evaluation and Development |
| ITED | Iowa Tests Of Education Development |
| ITED | Iowa Tests of Educational Development |
| ITID | Information Technologies International Development |
| ITPS | Insecticide-treated plastic sheeting |
| IUDA | Industry Urban Development Agency |