ITIN
| Acronym | Definition |
|---|---|
| ITIN | Individual Taxpayer Identification Number (US Internal Revenue Service) |
| ITIN | Itinerary |
| ITIN | Information Technology in Nursing |
| ITIN | Institut de Formation en Informatique (French: Computer Training Institute) |
| ITIN | International Tax Identification Number |
| ITIN | Integrated Triangular Irregular Network |