Abkürzungen "T"
| TAAF | Terres Australes et Antartiques Francaises |
| TAARC | Thurrock Acorns Amateur Radio Club  |
| TARG | Thessaloniki Amateur Radio Group |
| TARL | Tajik Amateur Radio League |
| TARS | Torbay Amateur Radio Society |
| TBDXC | True Blue DXers Club |
| TCSWAT |
TC Special Wireless Activity Team |
| TDOTA | Thinking Day On The Air |
| TIARA | Tokyo International Amateur Radio Association |
| TRC |
Thracian Rose Club |
| TTARS | Trinidad and Tobago Amateur Radio Society |
