588
BB6
BB7
Llanybydder - Lampeter
T1
T1
T1
Carmarthen - Aberystwyth
T1a
T1A
Carmarthen - Aberystwyth
T1C
Cardiff - Carmarthen - Aberystwyth
T1x
T1x
T1X
Carmarthen - Aberystwyth
T5
Aberystwyth - Haverfordwest via New Quay, Cardigan