Here are all the TrawsCymru routes:
T1 Aberystwyth-Aberaeron-Lampeter-Carmarthen (runs every hour)
also serving Llanybydder and Pencader
rail connections at Aberystwyth and Carmarthern
T2 Aberystwyth-Machynlleth-Dolgellau-Porthmadog-Caernarfon-Bangor (roughly every 2 hours)
also serving Ysbyty Bronglais Hospital, Trawsfynydd, Maentwrog, Penrhyndeudraeth, Minffordd and Penygroes
rail connections at Aberystwyth, Machynlleth, Penrhyndeudraeth, Minffordd, Porthmadog and Bangor
steam railway connections at Minffordd and Porthmadog
T3 Wrexham-Llangollen-Corwen-Bala-Dolgellau-Barmouth (up to every hour)
also serving Maelor Hospital Wrexham, Ruabon and Acrefair
rail connections at Wrexham, Ruabon and Barmouth
steam railway connections at Llangollen, Corwen and Bala Lake
T4 Newtown-Llandrindod Wells-Builth Wells-Brecon-Merthyr Tydfil-Pontypridd-Cardiff (up to 7 daily)
also serving Llanbister, Three Cocks and Talgarth
connecting services on routes 43/X43 to Crickhowell, Abergavenny & Talybont-on-Usk
rail connections at Newton, Llandrindod Wells, Builth Wells, Merthyr Tydfil, Pontypridd, Cardiff and Abergavenny
T5 Aberystyth-Aberaeron-New Quay-Aberporth-Cardigan-Fishguard-Haverfordwest (runs every hour)
Aberporth only served roughly every 2 hours
connecting service on route 410 to Goodwick and Fishguard Harbour
rail connections at Aberystwyth, Goodwick and Haverfordwest
T6 Brecon-Ystradgynlais-Neath-Swansea (runs every hour)
also serving Sennybridge, Ynyswen and Swansea University Bay Campus
rail connections at Neath and Swansea
service T6A runs from Ystradgynlais to Ynyswen Estate (limited service)
T9 Cardiff-Cardiff Airport CARDIFF AIRPORT EXPRESS (runs every 20 minutes)
serving Cardiff city centre, Central station, Holiday Inn Express, Premier Inn, Travelodge, Marriott & Cardiff Bay
rail connections at Rhoose Cardiff International Airport, Cardiff Central and Cardiff Bay