Postcodes in Carmarthenshire page 69 Unitary Authority

  1. All administrative areas

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 5PL Trelech 51.894491 -4.486964 228972 224695 SN289246
SA33 5PN Trelech 51.902356 -4.481584 229372 225557 SN293255
SA33 5PP Trelech 51.901328 -4.480451 229446 225440 SN294254
SA33 5PQ Trelech 51.891738 -4.490009 228752 224396 SN287243
SA33 5PR Trelech 51.905287 -4.470085 230174 225856 SN301258
SA33 5PS Trelech 51.892934 -4.471646 230020 224486 SN300244
SA33 5PT Trelech 51.885776 -4.471645 229993 223690 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 51.873539 -4.453482 231197 222287 SN311222
SA33 5QA Trelech 51.865498 -4.452695 231221 221391 SN312213
SA33 5QE Trelech 51.859587 -4.485469 228942 220810 SN289208
SA33 5QF Trelech 51.859849 -4.487531 228801 220844 SN288208
SA33 5QG Trelech 51.859933 -4.485158 228965 220848 SN289208
SA33 5QH Trelech 51.870007 -4.490203 228656 221980 SN286219
SA33 5QJ Trelech 51.862853 -4.481567 229223 221164 SN292211
SA33 5QL Trelech 51.860018 -4.483725 229064 220854 SN290208
SA33 5QN Trelech 51.859958 -4.478871 229398 220836 SN293208
SA33 5QP Trelech 51.860476 -4.480352 229298 220897 SN292208
SA33 5QQ Trelech 51.861325 -4.485671 228935 221004 SN289210
SA33 5QR Trelech 51.861085 -4.478759 229410 220961 SN294209
SA33 5QS Trelech 51.867076 -4.473215 229814 221614 SN298216
SA33 5QT Trelech 51.853017 -4.486123 228872 220081 SN288200
SA33 5QU Trelech 51.85879 -4.494129 228343 220742 SN283207
SA33 5QW Trelech 51.860802 -4.484901 228986 220944 SN289209
SA33 5QX Trelech 51.85969 -4.502235 227788 220861 SN277208
SA33 5QY Trelech 51.870237 -4.506864 227510 222045 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 51.90058 -4.410486 234256 225195 SN342251
SA33 5RL Trelech 51.889229 -4.397816 235086 223904 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 51.882132 -4.429 232914 223186 SN329231
SA33 5RW Trelech 51.873313 -4.407022 234394 222155 SN343221
SA33 5WZ Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YA Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YB Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YD Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YE Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YF Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YG Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YH Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YL Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA33 5YN Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YP Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YR Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YS Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YT Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YU Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 5YW Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA33 6AA Trelech 51.874063 -4.350373 238296 222111 SN382221
SA33 6AB Trelech 51.87837 -4.357624 237812 222606 SN378226
SA33 6AD Trelech 51.88545 -4.357951 237815 223394 SN378233
SA33 6AE Trelech 51.890855 -4.36324 237471 224007 SN374240
SA33 6AF Trelech 51.893635 -4.351089 238317 224289 SN383242
SA33 6AG Trelech 51.866861 -4.364204 237318 221341 SN373213
SA33 6AH Trelech 51.873293 -4.383689 236000 222100 SN360220
SA33 6AJ Trelech 51.872163 -4.367969 237078 221939 SN370219
SA33 6AL Trelech 51.870052 -4.366085 237200 221700 SN372217
SA33 6AN Cynwyl Elfed 51.916688 -4.360344 237763 226873 SN377268
SA33 6AQ Trelech 51.87054 -4.377093 236444 221779 SN364217
SA33 6AR Cynwyl Elfed 51.907954 -4.342409 238965 225862 SN389258
SA33 6AS Cynwyl Elfed 51.943522 -4.368322 237312 229875 SN373298
SA33 6AT Cynwyl Elfed 51.978622 -4.37503 236978 233793 SN369337
SA33 6AU Cenarth and Llangeler 51.986397 -4.403865 235027 234723 SN350347
SA33 6AW Trelech 51.874194 -4.383156 236040 222199 SN360221
SA33 6AX Cenarth and Llangeler 51.980887 -4.403759 235014 234110 SN350341
SA33 6BA Cynwyl Elfed 51.900365 -4.297175 242050 224919 SN420249
SA33 6BB Cynwyl Elfed 51.88138 -4.297769 241942 222809 SN419228
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 51.910727 -4.291045 242508 226058 SN425260
SA33 6BH Abergwili 51.913561 -4.281752 243157 226353 SN431263
SA33 6BJ Cynwyl Elfed 51.920205 -4.286001 242888 227101 SN428271
SA33 6BL Abergwili 51.920022 -4.273136 243772 227053 SN437270
SA33 6BN Cynwyl Elfed 51.917961 -4.300081 241912 226882 SN419268
SA33 6BP Cynwyl Elfed 51.932971 -4.304122 241687 228560 SN416285
SA33 6BQ Cynwyl Elfed 51.943317 -4.30714 241516 229717 SN415297
SA33 6BS Cynwyl Elfed 51.936531 -4.305119 241631 228958 SN416289
SA33 6BT Cynwyl Elfed 51.942057 -4.306697 241542 229576 SN415295
SA33 6BU Cynwyl Elfed 51.944322 -4.308589 241420 229832 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 51.937069 -4.300578 241945 229008 SN419290
SA33 6BZ Cynwyl Elfed 51.939655 -4.303068 241783 229301 SN417293
SA33 6DA Cynwyl Elfed 51.940125 -4.299265 242046 229345 SN420293
SA33 6DB Cynwyl Elfed 51.940389 -4.294041 242406 229363 SN424293
SA33 6DD Abergwili 51.940912 -4.268073 244193 229365 SN441293
SA33 6DJ Trelech 51.949027 -4.49328 228745 230774 SN287307
SA33 6DL Trelech 51.953298 -4.494483 228679 231252 SN286312
SA33 6DN Trelech 51.956054 -4.539417 225602 231665 SN256316
SA33 6DP Trelech 51.909874 -4.524378 226457 226494 SN264264
SA33 6DR Trelech 51.903611 -4.515754 227026 225777 SN270257
SA33 6DS Trelech 51.886724 -4.509376 227400 223884 SN274238
SA33 6DT Trelech 51.890708 -4.505024 227715 224317 SN277243
SA33 6DU Trelech 51.911821 -4.515244 227093 226689 SN270266
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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