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U, West of Llanglydwen, Carmarthenshire (Grid ref SN177266) A478 between Glandy Cross and Carmarthenshire boundary, Carmarthenshire (Grid ref SN156276) A478 between Carmarthenshire boundary and LA Boundry, Carmarthenshire (Grid ref SN152274) A478 between Pembrokeshire boundary and B4332E, Pembrokeshire (Grid ref SN176300) A478 between Carmarthenshire boundary and Glandy Cross, Carmarthenshire (Grid ref SN133250) C, Cwmfelin Boeth, Carmarthenshire (Grid ref SN197214) C3002, Near Pantithel, Pembrokeshire (Grid ref SN120279) C, Pembrokeshire (Grid ref SN117272) A478 between A40(T) and Pembrokeshire boundary, Pembrokeshire (Grid ref SN125228) A478 between Pembrokeshire boundary and Pembrokeshire boundary, Pembrokeshire (Grid ref SN121220) A478 between Pembrokeshire boundary and Pembrokeshire boundary, Pembrokeshire (Grid ref SN121203)