- Terfyn
- Tai'n Lon
- Tal-y-bont
- Tal-y-bont
- Talyllyn
- Talysarn
- Tan-y-coed
- Tanyraltt
- Trelewis
- The Narth
- Tairgwaith
- Tonmawr
- Tonna
- Tre-Forgan
- Trebanos
- The Smalls
- Thornton
- Trefgarn Owen
- Trewyddel
- Twycross
- Templeton
- Talbot Green
- Twyn Bryn-hîr
- Tylorstown
- Tai'r Bull
- Talybont
- Three Cocks
- Tirabad
- Tref-y-Clawdd
- Trefecca