NTTF
| Acronym | Definition |
|---|---|
| NTTF | Nettur Technical Training Foundation |
| NTTF | Non-Tenure Track Faculty (various universities) |
| NTTF | National Telecommunications Task Force (various schools) |
| NTTF | Network Test and Training Facility |
| NTTF | Norges Tannteknikerforbund (Norwegian: Norway Dental Technician Association; Fagernes, Norway) |
| NTTF | National Right to Read Foundation |