- A40 between A485 and B4130, Carmarthenshire (Grid ref SN450211)
- A40 between A483 and A4069, Carmarthenshire (Grid ref SN765343)
- A40 between A4069 and A482, Carmarthenshire (Grid ref SN700306)
- A40 between B4130 and B4297, Carmarthenshire (Grid ref SN531215)
- A40 between B4328 and A477 / A4066, Carmarthenshire (Grid ref SN257167)
- A40 between A4069 and Carmarthenshire boundary, Carmarthenshire (Grid ref SN788348)
- A40 between B4297 and A483, Carmarthenshire (Grid ref SN600236)
- A40 between A4066 and A48, Carmarthenshire (Grid ref SN402194)
- A40 between A4242 and A484, Carmarthenshire (Grid ref SN406195)
- A40 between A483 and A4069, Carmarthenshire (Grid ref SN650246)
- A40 between A482 and A483, Carmarthenshire (Grid ref SN750333)
- A40 between A4066 and A477 / A4066, Carmarthenshire (Grid ref SN277161)
- A40 between A48 and A40, Carmarthenshire (Grid ref SN413192)
- A40 between A484 and A485, Carmarthenshire (Grid ref SN420204)
- A40 between Carmarthenshire boundary and B4328, Carmarthenshire (Grid ref SN200173)
- A4066 between B4314 Pendine Hill and A40, Carmarthenshire (Grid ref SN300103)
- A4066 between A40/A477 and A40, Carmarthenshire (Grid ref SN277163)
- A4068 between Carmarthenshire boundary and Carmarthenshire boundary, Carmarthenshire (Grid ref SN753120)
- A4068 between Carmarthenshire boundary and A4069, Carmarthenshire (Grid ref SN730140)
- A4069 between A4069 High St, Llangadog and A40, Carmarthenshire (Grid ref SN695286)
- A4069 between Carmarthenshire boundary and A4068, Carmarthenshire (Grid ref SN712139)
- A4069 between A4069 Church St, Llandadog and A40, Carmarthenshire (Grid ref SN710283)
- A4069 between A4068 CWMGARW ROAD and HIGH STREET, Carmarthenshire (Grid ref SN738197)
- A4138 between B4303 Exchange Row and M4 J48, Carmarthenshire (Grid ref SN537017)
- A4138 between M4 jn48 and A48/LA Boundary, Carmarthenshire (Grid ref SN580036)
- A4138 between A484 and B4303 Exchange Row, Carmarthenshire (Grid ref SN528007)
- A4214 between A484E and A484W, Carmarthenshire (Grid ref SN508001)
- A4242 between B4312 Morfa Lane and A484, Carmarthenshire (Grid ref SN412199)
- A4242 between A40 and B4312 Morfa Lane, Carmarthenshire (Grid ref SN407197)
- A4243 between A484 and A485, Carmarthenshire (Grid ref SN429215)
- A474 between Carmarthenshire boundary and Maesycoed, Ammanford, Carmarthenshire (Grid ref SN660131)
- A474 between A483 and Maesycoed, Carmarthenshire (Grid ref SN637125)
- A475 between College St and Old Graig St, Carmarthenshire (Grid ref SN307404)
- A475 between A484 and A475 College St, Carmarthenshire (Grid ref SN305405)
- A475 between A475 split and Carmarthenshire boundary, Carmarthenshire (Grid ref SN308407)
- A476 between B4310 Heol-y-Bryn and A48, Carmarthenshire (Grid ref SN548119)
- A476 between A484 roundabout and Ridgeway, Swiss Valley, Carmarthenshire (Grid ref SN512016)
- A476 between A48 and B4556 Penygroes Rd (Heol Penygroes), Carmarthenshire (Grid ref SN565131)
- A476 between Llannon Road and B4310 Bethania Road, Carmarthenshire (Grid ref SN543100)
- A476 between B4556 Penygroes Rd (Heol Penygroes) and A483 Heol Cennen, Carmarthenshire (Grid ref SN605186)
- A476 between Ridgeway, Swiss Valley and C-road Ystradfai, Carmarthenshire (Grid ref SN521032)
- A477 between B4314 and A40, Carmarthenshire (Grid ref SN250133)
- A477 between Carmarthenshire boundary and B4314, Carmarthenshire (Grid ref SN198114)
- A477 between Carmarthenshire boundary and A40, Carmarthenshire (Grid ref SN231138)
- A478 between Glandy Cross and Carmarthenshire boundary, Carmarthenshire (Grid ref SN156276)
- A478 between Carmarthenshire boundary and Glandy Cross, Carmarthenshire (Grid ref SN133250)
- A478 between Carmarthenshire boundary and LA Boundry, Carmarthenshire (Grid ref SN152274)
- A48 between M4 j49 and A4138, Carmarthenshire (Grid ref SN586041)
- A48 between A476 and M4 j49, Carmarthenshire (Grid ref SN571095)
- A48 between A484 and B4310, Carmarthenshire (Grid ref SN467180)
- A48 between B4310 and A476, Carmarthenshire (Grid ref SN501170)
- A482 between A485 and A40, Carmarthenshire (Grid ref SN600445)
- A482 between A485 and Carmarthenshire boundary, Carmarthenshire (Grid ref SN581474)
- A483 between Aberlash Rd, Ammanford and B4556 Blaenau Rd, Carmarthenshire (Grid ref SN620150)
- A483 between A476 and A40, Carmarthenshire (Grid ref SN627217)
- A483 between B4297 and Penygarn Rd, Carmarthenshire (Grid ref SN602104)
- A483 between B4556 and A476 HEOL CENNEN, Carmarthenshire (Grid ref SN627202)
- A483 between M4 jn49 and B4297 Hendre Rd, Carmarthenshire (Grid ref SN578073)
- A483 between A40 and C-road south of Cynghordy, Carmarthenshire (Grid ref SN800386)
- A483 between C-road south of Cynghordy and Carmarthenshire boundary, Carmarthenshire (Grid ref SN825415)
- A483 between Penygarn Rd and A474 Stryd Fawr (High St), Carmarthenshire (Grid ref SN620117)
- A483 between A474 and Aberlash Rd, Carmarthenshire (Grid ref SN625130)
- A484 between Carmarthenshire boundary and A475E, Carmarthenshire (Grid ref SN300410)
- A484 between A476 and A4138, Carmarthenshire (Grid ref SN512007)
- A484 between B4308 Monksford St and B4309, Carmarthenshire (Grid ref SN417100)
- A484 between A4138 and Carmarthenshire boundary, Carmarthenshire (Grid ref SS535992)
- A484 between B4333 and A485, Carmarthenshire (Grid ref SN411248)
- A484 between Maesyrhaf, Pwll and A476, Carmarthenshire (Grid ref SN499006)
- A484 between A475E and A475W, Carmarthenshire (Grid ref SN305404)
- A484 between A48 and B4309, Carmarthenshire (Grid ref SN412179)
- A484 between A4242 and A4243, Carmarthenshire (Grid ref SN421207)
- A484 between B4333 and A486, Carmarthenshire (Grid ref SN373300)
- A484 between A475W and A486, Carmarthenshire (Grid ref SN366400)
- A484 between A4242 and A40, Carmarthenshire (Grid ref SN414198)
- A484 between B4308 Monksford St and Maesyrhaf, Pwll, Carmarthenshire (Grid ref SN418020)
- A484 between A476 and A4124, Carmarthenshire (Grid ref SN509005)
- A485 between B4337 and A482, Carmarthenshire (Grid ref SN550458)
- A485 between B4459 and B4337, Carmarthenshire (Grid ref SN491398)
- A485 between A4243 and B4459, Carmarthenshire (Grid ref SN443302)
- A485 between A40 and A4243, Carmarthenshire (Grid ref SN430216)
- A486 between A484 and Carmarthenshire boundary, Carmarthenshire (Grid ref SN400398)
- B4297, Carmarthenshire (Grid ref SN585074)
- B4299, Carmarthenshire (Grid ref SN286229)
- B4299, Carmarthenshire (Grid ref SN322319)
- B4304, Station Road, Carmarthenshire (Grid ref SS507995)
- B4306, Carmarthenshire (Grid ref SN442152)
- B4306, Carmarthenshire (Grid ref SN500113)
- B4308, Carmarthenshire (Grid ref SN429061)
- B4308, Monksford Street, Carmarthenshire (Grid ref SN413064)
- B4310, Felingwmuchaf, near Carmarthen, Carmarthenshire (Grid ref SN510248)
- B4310, Carmarthenshire (Grid ref SN518172)
- B4314, Carmarthenshire (Grid ref SN236096)
- B4333, Carmarthenshire (Grid ref SN318399)
- B4337, Carmarthenshire (Grid ref SN544426)
- B4556, Blaenau Road, Carmarthenshire (Grid ref SN614141)
- C, Near Carreg Cennen, Carmarthenshire (Grid ref SN658192)
- C, In center of Court Henry, sth of church, Nth of Post Office, Carmarthenshire (Grid ref SN556224)
- C, Between Cwmisfael & Is-y-Llan villages, Carmarthenshire (Grid ref SN493159)
- C, Heol Lotwen (lotwen Road), Carmarthenshire (Grid ref SN585111)
- C, Near Pen-Lan, Carmarthenshire (Grid ref SN337296)
- C, North of Dolgran (between Clynmelyn & Cwmhwplyn, Carmarthenshire (Grid ref SN441350)
- C, Carmarthenshire (Grid ref SN615456)
- C, Carmarthenshire (Grid ref SN226089)
- C, Cwmfelin Boeth, Carmarthenshire (Grid ref SN197214)
- C, Church Road, Carmarthenshire (Grid ref SN569139)
- C, Barn Road, Carmarthenshire (Grid ref SN412203)
- C, Carmarthenshire (Grid ref SN513039)
- C, , Carmarthenshire (Grid ref SN214180)
- C, Nantycaws Old Road, Carmarthenshire (Grid ref SN456182)
- C, Parklands Road, Carmarthenshire (Grid ref SN617120)
- C2162, N/k, Carmarthenshire (Grid ref SN658261)
- C3204, North Road, Carmarthenshire (Grid ref SN194182)
- M4 between J49 and J48, Carmarthenshire (Grid ref SN573067)
- M4 between J48 and Carmarthenshire boundary, Carmarthenshire (Grid ref SN580029)
- U, Denham Avenue, Carmarthenshire (Grid ref SN494009)
- U, Job's Well Road, Carmarthenshire (Grid ref SN396201)
- U, Carmarthen Road, Carmarthenshire (Grid ref SN624227)
- U, on main road, north of Dolauhirion, south of Troed-y-Rhiw, Carmarthenshire (Grid ref SN760368)
- U, West of Llanglydwen, Carmarthenshire (Grid ref SN177266)
- U, To south, on main road through Llanpumsaint & Ffos-y-Maen., Carmarthenshire (Grid ref SN418283)
- U, Sarn Helen, Carmarthenshire (Grid ref SN648425)
- U, Between Nantyrhebog & Bragty, Carmarthenshire (Grid ref SN338183)
- U, Port Way, Carmarthenshire (Grid ref SN393081)
- U, Myddfai, Carmarthenshire (Grid ref SN772301)
- U, Carmarthenshire (Grid ref SN554082)
- U, Nant-y-ci Road, Carmarthenshire (Grid ref SN603120)
- U, Parc Mansant, Carmarthenshire (Grid ref SN465093)
- U, Carmarthenshire (Grid ref SN368105)
- U, Carmarthenshire (Grid ref SN479243)
- U, Maesquarre Road, Carmarthenshire (Grid ref SN642112)