| Acronym | Definition |
|---|
| NRTA➣National Retired Teachers Association |
| NRTA➣Nantucket Regional Transit Authority (Massachusetts) |
| NRTA➣National Retail Tenants Association |
| NRTA➣Natural Resources Transfer Agreement (Canada) |
| NRTA➣Naval Recruiting and Training Agency (UK MoD) |
| NRTA➣Northwest Regional Transmission Association |
| NRTA➣National Rural Telecom Association |
| NRTA➣National Rat Terrier Association |
| NRTA➣near-real-time accountancy |
| NRTA➣National Research and Technology Audit |
| NRTA➣Northern Real Time Applications |
| NRTA➣North Rockland Teachers Association |
| NRTA➣National Recreation Trails Act |