Postcodes in Carmarthenshire page 71 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 6QY Trelech 51.942123 -4.491893 228814 230003 SN288300
SA33 6QZ Trelech 51.937168 -4.489319 228972 229446 SN289294
SA33 6RA Trelech 51.93212 -4.480951 229528 228865 SN295288
SA33 6RB Trelech 51.93398 -4.477635 229763 229064 SN297290
SA33 6RD Trelech 51.943118 -4.472731 230135 230069 SN301300
SA33 6RE Trelech 51.951216 -4.486706 229205 231002 SN292310
SA33 6RG Trelech 51.954765 -4.474406 230064 231368 SN300313
SA33 6RH Trelech 51.946226 -4.457026 231226 230378 SN312303
SA33 6RJ Trelech 51.939597 -4.469666 230332 229670 SN303296
SA33 6RL Cenarth and Llangeler 51.963969 -4.472919 230201 232388 SN302323
SA33 6RN Cenarth and Llangeler 51.970742 -4.478839 229820 233155 SN298331
SA33 6RP Cenarth and Llangeler 51.964463 -4.490823 228973 232485 SN289324
SA33 6RQ Trelech 51.951503 -4.467008 230560 230988 SN305309
SA33 6RT Trelech 51.944104 -4.501423 228167 230246 SN281302
SA33 6RU Trelech 51.945811 -4.500208 228257 230433 SN282304
SA33 6RW Trelech 51.94665 -4.498939 228347 230523 SN283305
SA33 6RX Trelech 51.926175 -4.489074 228947 228223 SN289282
SA33 6RY Trelech 51.930296 -4.505915 227805 228721 SN278287
SA33 6SA Trelech 51.930401 -4.515362 227156 228755 SN271287
SA33 6SB Trelech 51.927346 -4.516486 227067 228418 SN270284
SA33 6SD Trelech 51.941086 -4.505993 227841 229921 SN278299
SA33 6SE Trelech 51.942969 -4.512898 227374 230147 SN273301
SA33 6SF Trelech 51.954165 -4.520564 226890 231410 SN268314
SA33 6SG Trelech 51.940076 -4.51908 226938 229840 SN269298
SA33 6SH Trelech 51.950984 -4.508151 227731 231027 SN277310
SA33 6SP Cynwyl Elfed 51.932821 -4.375054 236810 228700 SN368287
SA33 6SQ Trelech 51.94348 -4.528497 226304 230241 SN263302
SA33 6SR Cynwyl Elfed 51.953649 -4.383366 236315 231035 SN363310
SA33 6SS Cynwyl Elfed 51.963657 -4.39317 235678 232170 SN356321
SA33 6ST Cynwyl Elfed 51.956473 -4.411703 234378 231413 SN343314
SA33 6SU Cynwyl Elfed 51.971704 -4.414391 234250 233113 SN342331
SA33 6SW Cynwyl Elfed 51.924795 -4.369074 237192 227794 SN371277
SA33 6SX Cenarth and Llangeler 51.979165 -4.426916 233417 233971 SN334339
SA33 6SY Cynwyl Elfed 51.967422 -4.435104 232811 232684 SN328326
SA33 6SZ Cynwyl Elfed 51.95689 -4.440682 232389 231526 SN323315
SA33 6TA Cynwyl Elfed 51.942639 -4.436212 232643 229931 SN326299
SA33 6TB Cynwyl Elfed 51.947999 -4.442702 232217 230542 SN322305
SA33 6TD Trelech 51.949094 -4.459302 231080 230702 SN310307
SA33 6TE Cynwyl Elfed 51.956512 -4.450195 231734 231506 SN317315
SA33 6TG Cynwyl Elfed 51.963901 -4.449521 231808 232326 SN318323
SA33 6TH Cynwyl Elfed 51.92137 -4.368915 237191 227413 SN371274
SA33 6TL Cynwyl Elfed 51.922146 -4.367443 237295 227496 SN372274
SA33 6TN Cynwyl Elfed 51.920475 -4.366934 237324 227309 SN373273
SA33 6TP Cynwyl Elfed 51.917096 -4.361419 237691 226921 SN376269
SA33 6TQ Cynwyl Elfed 51.91781 -4.363478 237552 227005 SN375270
SA33 6TR Cynwyl Elfed 51.923348 -4.36803 237259 227631 SN372276
SA33 6TS Cynwyl Elfed 51.923638 -4.366576 237360 227660 SN373276
SA33 6TT Cynwyl Elfed 51.922049 -4.367868 237265 227486 SN372274
SA33 6TU Cynwyl Elfed 51.921683 -4.372183 236967 227455 SN369274
SA33 6TW Cynwyl Elfed 51.924233 -4.369211 237181 227732 SN371277
SA33 6TX Cynwyl Elfed 51.918894 -4.385102 236069 227174 SN360271
SA33 6TY Cynwyl Elfed 51.923251 -4.380417 236407 227648 SN364276
SA33 6TZ Cynwyl Elfed 51.933228 -4.396584 235332 228794 SN353287
SA33 6UA Cynwyl Elfed 51.937416 -4.405551 234731 229280 SN347292
SA33 6UB Cynwyl Elfed 51.942329 -4.410755 234391 229838 SN343298
SA33 6UD Cynwyl Elfed 51.942653 -4.412503 234272 229878 SN342298
SA33 6UE Cynwyl Elfed 51.94477 -4.424032 233488 230140 SN334301
SA33 6UF Cynwyl Elfed 51.937073 -4.38707 236000 229200 SN359292
SA33 6UH Cynwyl Elfed 51.920726 -4.364351 237502 227331 SN375273
SA33 6UJ Cynwyl Elfed 51.927721 -4.365686 237436 228112 SN374281
SA33 6UL Cynwyl Elfed 51.933631 -4.365124 237496 228768 SN374287
SA33 6UN Cynwyl Elfed 51.932722 -4.346747 238756 228626 SN387286
SA33 6UP Cynwyl Elfed 51.935218 -4.361774 237732 228937 SN377289
SA33 6UR Cynwyl Elfed 51.946909 -4.340248 239253 230189 SN392301
SA33 6UT Cynwyl Elfed 51.948612 -4.341908 239146 230382 SN391303
SA33 6UU Cynwyl Elfed 51.940471 -4.366182 237448 229531 SN374295
SA33 6XA Cynwyl Elfed 51.958145 -4.365556 237555 231495 SN375314
SA33 6XB Cynwyl Elfed 51.965689 -4.347297 238837 232293 SN388322
SA33 6XD Cynwyl Elfed 51.963524 -4.342111 239185 232041 SN391320
SA33 6XE Cynwyl Elfed 51.974171 -4.330799 240000 233200 SN400331
SA33 6XG Cynwyl Elfed 51.973886 -4.357299 238179 233227 SN381332
SA33 6XJ Cynwyl Elfed 51.955242 -4.364137 237642 231169 SN376311
SA33 6XL Cynwyl Elfed 51.952705 -4.362417 237751 230883 SN377308
SA33 6XN Cynwyl Elfed 51.956406 -4.369307 237291 231310 SN372313
SA33 6XP Cynwyl Elfed 51.967931 -4.379757 236615 232615 SN366326
SA33 6XR Cynwyl Elfed 51.962234 -4.36179 237828 231941 SN378319
SA33 6XT Cynwyl Elfed 51.953251 -4.362999 237713 230945 SN377309
SA33 6YA Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YB Cynwyl Elfed 51.921288 -4.372547 236941 227412 SN369274
SA33 6YD Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YE Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YF Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YG Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YH Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YJ Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YL Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YN Cynwyl Elfed 51.967812 -4.364682 237650 232568 SN376325
SA33 6YP Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YQ Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6YU Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6ZF Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA33 6ZH Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA34 0AA Whitland 51.818993 -4.61517 219850 216609 SN198166
SA34 0AB Whitland 51.819402 -4.615382 219837 216655 SN198166
SA34 0AD Whitland 51.819607 -4.61618 219783 216680 SN197166
SA34 0AE Whitland 51.820047 -4.617032 219726 216731 SN197167
SA34 0AF Whitland 51.818922 -4.617054 219720 216606 SN197166
SA34 0AG Whitland 51.81963 -4.614745 219882 216679 SN198166
SA34 0AH Whitland 51.819429 -4.61904 219585 216667 SN195166
SA34 0AJ Whitland 51.819467 -4.613981 219934 216659 SN199166
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




© 2025 Chris Bell [ Email ] [ Bluesky ] [ Strava ] [ Privacy ]