Postcodes in Carmarthenshire page 69 Unitary Authority

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This page provides postcode data for the Carmarthenshire UK Unitary Authority.

In 2021, Carmarthenshire contained approximately 81,800 households with a population of about 187,900

In 2011, Carmarthenshire contained approximately 78,837 households with a population of about 183,797

Wards in this Unitary Authority
Abergwili ,   Ammanford ,   Betws ,   Bigyn ,   Burry Port ,   Bynea ,   Carmarthen Town North and South ,   Carmarthen Town West ,   Cenarth and Llangeler ,   Cilycwm ,   Cwarter Bach ,   Cynwyl Elfed ,   Dafen and Felinfoel ,   Elli ,   Garnant ,   Glanamman ,   Glanymor ,   Glyn ,   Gorslas ,   Hendy ,   Hengoed ,   Kidwelly and St Ishmael ,   Laugharne Township ,   Llanboidy ,   Llanddarog ,   Llandeilo ,   Llandovery ,   Llandybie ,   Llanegwad ,   Llanfihangel Aberbythych ,   Llanfihangel-ar-Arth ,   Llangadog ,   Llangennech ,   Llangunnor ,   Llangyndeyrn ,   Llannon ,   Llanybydder ,   Lliedi ,   Llwynhendy ,   Manordeilo and Salem ,   Pembrey ,   Penygroes ,   Pontyberem ,   Saron ,   St Clears and Llansteffan ,   Swiss Valley ,   Trelech ,   Trimsaran ,   Tycroes ,   Tyisha ,   Whitland
Parishes in this Unitary Authority
Abergwili ,   Abernant ,   Ammanford ,   Betws ,   Bronwydd ,   Carmarthen ,   Cenarth ,   Cilycwm ,   Cilymaenllwyd ,   Cwmamman ,   Cyngor Bro Dyffryn Cennen ,   Cynwyl Elfed ,   Cynwyl Gaeo ,   Eglwyscummin ,   Gorslas ,   Henllanfallteg ,   Kidwelly ,   Laugharne Township ,   Llanarthney ,   Llanboidy ,   Llanddarog ,   Llanddeusant ,   Llanddowror ,   Llandeilo ,   Llandovery ,   Llandybie ,   Llandyfaelog ,   Llanedi ,   Llanegwad ,   Llanelli ,   Llanelli Rural ,   Llanfair-ar-y-bryn ,   Llanfihangel Aberbythych ,   Llanfihangel Rhos-y-Corn ,   Llanfihangel-ar-Arth ,   Llanfynydd ,   Llangadog ,   Llangain ,   Llangathen ,   Llangeler ,   Llangennech ,   Llangunnor ,   Llangyndeyrn ,   Llangynin ,   Llangynog ,   Llanllawddog ,   Llanllwni ,   Llannon ,   Llanpumsaint ,   Llansadwrn ,   Llansawel ,   Llansteffan ,   Llanwinio ,   Llanwrda ,   Llanybydder ,   Llanycrwys ,   Manordeilo and Salem ,   Meidrim ,   Myddfai ,   Newcastle Emlyn ,   Newchurch and Merthyr ,   Pembrey and Burry Port Town ,   Pencarreg ,   Pendine ,   Pontyberem ,   Quarter Bach ,   St. Clears ,   St. Ishmael ,   Talley ,   Trelech ,   Trimsaran ,   Whitland
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
SA33 5PB Trelech 51.867706 -4.465884 230321 221667 SN303216
SA33 5PD Trelech 51.882192 -4.46813 230221 223283 SN302232
SA33 5PE Trelech 51.886388 -4.458813 230878 223728 SN308237
SA33 5PG Trelech 51.886155 -4.477213 229611 223745 SN296237
SA33 5PH Trelech 51.882173 -4.490784 228662 223334 SN286233
SA33 5PJ Trelech 51.872884 -4.488178 228806 222295 SN288222
SA33 5PL Trelech 51.894501 -4.486989 228970 224696 SN289246
SA33 5PN Trelech 51.902367 -4.481608 229370 225558 SN293255
SA33 5PP Trelech 51.901339 -4.480476 229444 225441 SN294254
SA33 5PQ Trelech 51.891748 -4.490034 228750 224397 SN287243
SA33 5PR Trelech 51.905298 -4.47011 230172 225857 SN301258
SA33 5PS Trelech 51.892945 -4.47167 230018 224487 SN300244
SA33 5PT Trelech 51.885786 -4.47167 229991 223691 SN299236
SA33 5PU Trelech 51.87645 -4.451964 231312 222607 SN313226
SA33 5PW Trelech 51.905826 -4.474922 229843 225927 SN298259
SA33 5PX Trelech 51.883655 -4.446297 231729 223395 SN317233
SA33 5PY Trelech 51.873549 -4.453506 231195 222288 SN311222
SA33 5QA Trelech 51.865508 -4.45272 231219 221392 SN312213
SA33 5QE Trelech 51.859587 -4.485469 228942 220810 SN289208
SA33 5QF Trelech 51.859849 -4.487531 228801 220844 SN288208
SA33 5QG Trelech 51.859944 -4.485184 228963 220849 SN289208
SA33 5QH Trelech 51.870017 -4.490228 228654 221981 SN286219
SA33 5QJ Trelech 51.862853 -4.481568 229223 221164 SN292211
SA33 5QL Trelech 51.860028 -4.48375 229062 220855 SN290208
SA33 5QN Trelech 51.859968 -4.478896 229396 220837 SN293208
SA33 5QP Trelech 51.860486 -4.480377 229296 220898 SN292208
SA33 5QQ Trelech 51.861251 -4.48543 228951 220995 SN289209
SA33 5QR Trelech 51.861095 -4.478784 229408 220962 SN294209
SA33 5QS Trelech 51.867075 -4.473215 229814 221614 SN298216
SA33 5QT Trelech 51.853017 -4.486123 228872 220081 SN288200
SA33 5QU Trelech 51.8588 -4.494154 228341 220743 SN283207
SA33 5QW Trelech 51.860812 -4.484927 228984 220945 SN289209
SA33 5QX Trelech 51.85969 -4.502236 227788 220861 SN277208
SA33 5QY Trelech 51.870248 -4.506889 227508 222046 SN275220
SA33 5QZ Trelech 51.863818 -4.514434 226964 221349 SN269213
SA33 5RG Trelech 51.895621 -4.397526 235129 224614 SN351246
SA33 5RH Trelech 51.894903 -4.410642 234224 224564 SN342245
SA33 5RJ Trelech 51.90059 -4.410511 234254 225196 SN342251
SA33 5RL Trelech 51.889239 -4.39784 235084 223905 SN350239
SA33 5RN Trelech 51.882497 -4.401652 234797 223164 SN347231
SA33 5RP Trelech 51.874973 -4.416898 233720 222362 SN337223
SA33 5RR Trelech 51.882415 -4.412706 234036 223180 SN340231
SA33 5RS Trelech 51.882142 -4.429024 232912 223187 SN329231
SA33 5RW Trelech 51.873322 -4.407047 234392 222156 SN343221
SA33 5WZ Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YA Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YB Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YD Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YE Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YF Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YG Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YH Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YL Llangunnor 51.850859 -4.305565 241298 219432 SN412194
SA33 5YN Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YP Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YR Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YS Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YT Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YU Llangunnor 51.850859 -4.305594 241296 219432 SN412194
SA33 5YW Llangunnor 51.850859 -4.305565 241298 219432 SN412194
SA33 6AA Trelech 51.874072 -4.350397 238294 222112 SN382221
SA33 6AB Trelech 51.87837 -4.357624 237812 222606 SN378226
SA33 6AD Trelech 51.88545 -4.357951 237815 223394 SN378233
SA33 6AE Trelech 51.890865 -4.363263 237469 224008 SN374240
SA33 6AF Trelech 51.893644 -4.351113 238315 224290 SN383242
SA33 6AG Trelech 51.86687 -4.364228 237316 221342 SN373213
SA33 6AH Trelech 51.873303 -4.383713 235998 222101 SN359221
SA33 6AJ Trelech 51.872172 -4.367992 237076 221940 SN370219
SA33 6AL Trelech 51.870061 -4.366109 237198 221701 SN371217
SA33 6AN Cynwyl Elfed 51.916688 -4.360344 237763 226873 SN377268
SA33 6AQ Trelech 51.87055 -4.377117 236442 221780 SN364217
SA33 6AR Cynwyl Elfed 51.907954 -4.34241 238965 225862 SN389258
SA33 6AS Cynwyl Elfed 51.943532 -4.368345 237310 229876 SN373298
SA33 6AT Cynwyl Elfed 51.978622 -4.37503 236978 233793 SN369337
SA33 6AU Cenarth and Llangeler 51.986409 -4.403887 235026 234724 SN350347
SA33 6AW Trelech 51.874204 -4.38318 236038 222200 SN360222
SA33 6AX Cenarth and Llangeler 51.980898 -4.403782 235012 234111 SN350341
SA33 6BA Cynwyl Elfed 51.900375 -4.297197 242049 224920 SN420249
SA33 6BB Cynwyl Elfed 51.883337 -4.302069 241653 223036 SN416230
SA33 6BD Cynwyl Elfed 51.89549 -4.30003 241836 224383 SN418243
SA33 6BE Cynwyl Elfed 51.900394 -4.298521 241958 224925 SN419249
SA33 6BG Cynwyl Elfed 51.910737 -4.291067 242507 226059 SN425260
SA33 6BH Abergwili 51.91357 -4.281774 243156 226354 SN431263
SA33 6BJ Cynwyl Elfed 51.920214 -4.286023 242887 227102 SN428271
SA33 6BL Abergwili 51.920032 -4.273157 243771 227054 SN437270
SA33 6BN Cynwyl Elfed 51.917971 -4.300102 241911 226883 SN419268
SA33 6BP Cynwyl Elfed 51.932981 -4.304143 241686 228561 SN416285
SA33 6BQ Cynwyl Elfed 51.943327 -4.307162 241515 229718 SN415297
SA33 6BS Cynwyl Elfed 51.936541 -4.30514 241630 228959 SN416289
SA33 6BT Cynwyl Elfed 51.942067 -4.306719 241541 229577 SN415295
SA33 6BU Cynwyl Elfed 51.944332 -4.30861 241419 229833 SN414298
SA33 6BW Cynwyl Elfed 51.936652 -4.301742 241864 228964 SN418289
SA33 6BX Cynwyl Elfed 51.935971 -4.303453 241744 228892 SN417288
SA33 6BY Cynwyl Elfed 51.937079 -4.3006 241944 229009 SN419290
SA33 6BZ Cynwyl Elfed 51.939665 -4.303089 241782 229302 SN417293
SA33 6DA Cynwyl Elfed 51.940136 -4.299287 242045 229346 SN420293
SA33 6DB Cynwyl Elfed 51.940399 -4.294062 242405 229364 SN424293
SA33 6DD Abergwili 51.94047 -4.268138 244187 229316 SN441293
SA33 6DJ Trelech 51.949677 -4.491482 228871 230842 SN288308
SA33 6DL Trelech 51.953309 -4.494507 228677 231253 SN286312
Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license




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