| Acronym | Definition |
|---|
| NTCA➣National Telecommunications Cooperative Association |
| NTCA➣National Tiger Conservation Authority (India) |
| NTCA➣National Tile Contractors Association |
| NTCA➣National Telephone Cooperative Association |
| NTCA➣National Token Collectors Association |
| NTCA➣National TB Controllers Association |
| NTCA➣North Texas Colorguard Association (Arlington, Texas) |
| NTCA➣Northern Territory Cattlemen's Association |
| NTCA➣Null-Terminated Character Array (programming) |
| NTCA➣National Teen Courts of America |
| NTCA➣North Texas Corvair Association |
| NTCA➣Northern Tasmania Cricket Association |
| NTCA➣National Tribal Chairmen's Association (Native American coalition) |
| NTCA➣National Television Cable Association |
| NTCA➣Not Type Classified for Army Use |