Postcodes in Carmarthenshire page 28 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
SA17 4LD Trimsaran 51.739194 -4.246195 245004 206887 SN450068
SA17 4LE Trimsaran 51.738308 -4.250655 244693 206798 SN446067
SA17 4LF Kidwelly and St Ishmael 51.734013 -4.29744 241448 206421 SN414064
SA17 4LG Kidwelly and St Ishmael 51.737441 -4.29689 241498 206801 SN414068
SA17 4LN Kidwelly and St Ishmael 51.742249 -4.29428 241695 207330 SN416073
SA17 4LP Kidwelly and St Ishmael 51.749336 -4.283165 242487 208094 SN424080
SA17 4LR Kidwelly and St Ishmael 51.751277 -4.287377 242203 208319 SN422083
SA17 4LS Kidwelly and St Ishmael 51.753971 -4.284311 242424 208612 SN424086
SA17 4LT Kidwelly and St Ishmael 51.756876 -4.281082 242657 208928 SN426089
SA17 4LU Kidwelly and St Ishmael 51.760346 -4.289444 242092 209332 SN420093
SA17 4LW Kidwelly and St Ishmael 51.746412 -4.288276 242124 207780 SN421077
SA17 4LX Kidwelly and St Ishmael 51.745774 -4.287374 242184 207707 SN421077
SA17 4LY Llangyndeyrn 51.769825 -4.289446 242125 210386 SN421103
SA17 4NA Llangyndeyrn 51.771072 -4.286827 242310 210519 SN423105
SA17 4NB Llangyndeyrn 51.765926 -4.287828 242223 209949 SN422099
SA17 4ND Llangyndeyrn 51.767291 -4.286564 242315 210098 SN423100
SA17 4NE Llangyndeyrn 51.76616 -4.27997 242766 209958 SN427099
SA17 4NF Llangyndeyrn 51.761015 -4.278174 242872 209382 SN428093
SA17 4NG Llangyndeyrn 51.762943 -4.265895 243726 209570 SN437095
SA17 4NH Llangyndeyrn 51.759968 -4.264413 243818 209236 SN438092
SA17 4NL Kidwelly and St Ishmael 51.757403 -4.265907 243706 208954 SN437089
SA17 4NN Llangyndeyrn 51.756248 -4.273109 243205 208841 SN432088
SA17 4NP Kidwelly and St Ishmael 51.756995 -4.278668 242824 208936 SN428089
SA17 4NR Kidwelly and St Ishmael 51.756561 -4.279254 242782 208889 SN427088
SA17 4NS Kidwelly and St Ishmael 51.755289 -4.278958 242798 208747 SN427087
SA17 4NT Kidwelly and St Ishmael 51.753253 -4.277798 242871 208518 SN428085
SA17 4NU Kidwelly and St Ishmael 51.7551 -4.276674 242955 208721 SN429087
SA17 4NW Kidwelly and St Ishmael 51.755959 -4.276413 242976 208816 SN429088
SA17 4NY Kidwelly and St Ishmael 51.752416 -4.278712 242805 208427 SN428084
SA17 4NZ Llangyndeyrn 51.769898 -4.290754 242035 210397 SN420103
SA17 4PA Kidwelly and St Ishmael 51.75119 -4.278897 242788 208291 SN427082
SA17 4PB Kidwelly and St Ishmael 51.750284 -4.279257 242760 208191 SN427081
SA17 4PD Kidwelly and St Ishmael 51.749478 -4.279506 242740 208102 SN427081
SA17 4PE Kidwelly and St Ishmael 51.750178 -4.281005 242639 208183 SN426081
SA17 4PF Kidwelly and St Ishmael 51.749361 -4.281862 242577 208094 SN425080
SA17 4PG Kidwelly and St Ishmael 51.745421 -4.284227 242400 207661 SN424076
SA17 4PH Kidwelly and St Ishmael 51.745643 -4.285774 242294 207689 SN422076
SA17 4PJ Kidwelly and St Ishmael 51.749881 -4.280541 242670 208149 SN426081
SA17 4PP Kidwelly and St Ishmael 51.736062 -4.298428 241387 206651 SN413066
SA17 4PR Kidwelly and St Ishmael 51.743768 -4.289692 242017 207489 SN420074
SA17 4PS Kidwelly and St Ishmael 51.743541 -4.289333 242041 207463 SN420074
SA17 4PT Kidwelly and St Ishmael 51.742597 -4.286562 242229 207352 SN422073
SA17 4PU Kidwelly and St Ishmael 51.744642 -4.288201 242123 207583 SN421075
SA17 4PY Kidwelly and St Ishmael 51.743602 -4.288033 242131 207467 SN421074
SA17 4RA Kidwelly and St Ishmael 51.74703 -4.278238 242819 207827 SN428078
SA17 4RB Kidwelly and St Ishmael 51.746168 -4.281875 242565 207739 SN425077
SA17 4RD Kidwelly and St Ishmael 51.747631 -4.281108 242623 207900 SN426078
SA17 4RE Kidwelly and St Ishmael 51.747839 -4.280568 242661 207922 SN426079
SA17 4RF Kidwelly and St Ishmael 51.748357 -4.280305 242681 207979 SN426079
SA17 4RG Kidwelly and St Ishmael 51.74956 -4.279481 242742 208111 SN427081
SA17 4RH Kidwelly and St Ishmael 51.749941 -4.278863 242786 208152 SN427081
SA17 4RJ Kidwelly and St Ishmael 51.749147 -4.280808 242649 208068 SN426080
SA17 4RL Kidwelly and St Ishmael 51.748692 -4.277409 242882 208010 SN428080
SA17 4RN Trimsaran 51.739669 -4.264527 243740 206979 SN437069
SA17 4RP Kidwelly and St Ishmael 51.750008 -4.269333 243444 208139 SN434081
SA17 4RR Kidwelly and St Ishmael 51.752017 -4.26587 243690 208355 SN436083
SA17 4RS Kidwelly and St Ishmael 51.751687 -4.264346 243794 208315 SN437083
SA17 4RT Kidwelly and St Ishmael 51.753013 -4.258501 244202 208450 SN442084
SA17 4RU Llangyndeyrn 51.75171 -4.252843 244588 208293 SN445082
SA17 4RW Trimsaran 51.745966 -4.259743 244092 207669 SN440076
SA17 4RY Llangyndeyrn 51.755408 -4.252737 244608 208704 SN446087
SA17 4SA Llangyndeyrn 51.755044 -4.245924 245077 208649 SN450086
SA17 4SB Llangyndeyrn 51.758563 -4.242475 245327 209033 SN453090
SA17 4SD Llangyndeyrn 51.761261 -4.250449 244786 209350 SN447093
SA17 4SE Llangyndeyrn 51.761946 -4.250353 244795 209426 SN447094
SA17 4SF Llangyndeyrn 51.76233 -4.255212 244461 209479 SN444094
SA17 4SG Llangyndeyrn 51.765007 -4.256273 244397 209779 SN443097
SA17 4SH Llangyndeyrn 51.771802 -4.252699 244667 210527 SN446105
SA17 4SJ Kidwelly and St Ishmael 51.736408 -4.307831 240739 206710 SN407067
SA17 4SL Llangyndeyrn 51.768193 -4.242532 245356 210104 SN453101
SA17 4SN Llangyndeyrn 51.765115 -4.243612 245271 209764 SN452097
SA17 4SP Kidwelly and St Ishmael 51.748734 -4.279889 242711 208020 SN427080
SA17 4SQ Llangyndeyrn 51.762441 -4.249392 244863 209479 SN448094
SA17 4SR Kidwelly and St Ishmael 51.739494 -4.294879 241644 207025 SN416070
SA17 4SS Kidwelly and St Ishmael 51.740132 -4.294911 241644 207096 SN416070
SA17 4ST Kidwelly and St Ishmael 51.739073 -4.296205 241551 206981 SN415069
SA17 4SU Kidwelly and St Ishmael 51.735707 -4.306448 240832 206629 SN408066
SA17 4SW Kidwelly and St Ishmael 51.757351 -4.260181 244101 208936 SN441089
SA17 4SX Kidwelly and St Ishmael 51.738725 -4.295115 241625 206940 SN416069
SA17 4SY Kidwelly and St Ishmael 51.734608 -4.306971 240792 206508 SN407065
SA17 4TA Kidwelly and St Ishmael 51.733274 -4.306237 240838 206358 SN408063
SA17 4TB Kidwelly and St Ishmael 51.733649 -4.306836 240798 206401 SN407064
SA17 4TD Kidwelly and St Ishmael 51.733549 -4.3046 240952 206385 SN409063
SA17 4TE Kidwelly and St Ishmael 51.734634 -4.303801 241011 206504 SN410065
SA17 4TF Kidwelly and St Ishmael 51.73069 -4.30683 240788 206072 SN407060
SA17 4TG Kidwelly and St Ishmael 51.731852 -4.306744 240798 206201 SN407062
SA17 4TH Kidwelly and St Ishmael 51.732388 -4.300051 241262 206246 SN412062
SA17 4TJ Kidwelly and St Ishmael 51.739899 -4.298086 241424 207077 SN414070
SA17 4TL Kidwelly and St Ishmael 51.730868 -4.311039 240498 206101 SN404061
SA17 4TN Kidwelly and St Ishmael 51.735614 -4.304271 240982 206614 SN409066
SA17 4TP Kidwelly and St Ishmael 51.736624 -4.30367 241027 206725 SN410067
SA17 4TQ Kidwelly and St Ishmael 51.73352 -4.30331 241041 206379 SN410063
SA17 4TR Kidwelly and St Ishmael 51.737159 -4.302553 241106 206782 SN411067
SA17 4TS Kidwelly and St Ishmael 51.73765 -4.303187 241064 206838 SN410068
SA17 4TT Kidwelly and St Ishmael 51.738652 -4.302557 241111 206948 SN411069
SA17 4TU Kidwelly and St Ishmael 51.739114 -4.300538 241252 206995 SN412069
SA17 4TW Kidwelly and St Ishmael 51.735089 -4.300782 241221 206548 SN412065
SA17 4TY Kidwelly and St Ishmael 51.738806 -4.299262 241339 206958 SN413069
SA17 4UA Kidwelly and St Ishmael 51.739398 -4.299321 241337 207024 SN413070
SA17 4UB Kidwelly and St Ishmael 51.738873 -4.29815 241416 206963 SN414069
Contains OS data © Crown copyright and database right 2026
Contains Royal Mail data © Royal Mail copyright and database right 2026
Contains National Statistics data © Crown copyright and database rights 2026
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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