ITNS
| Acronym | Definition |
|---|---|
| ITNS | International Transplant Nurses Society |
| ITNS | Istituto Tecnico Nautico Statale (Italian nautical school) |
| ITNS | IEEE Transactions on Nuclear Science (journal) |
| ITNS | Information Technology Networks and Security (Purdue University) |
| ITNS | Integrated Tactical Navigation System |
| ITNS | International Numbering Switch |