Postcodes in Carmarthenshire page 59 Unitary Authority

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

Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
SA31 3QP Trelech 51.872643 -4.328173 239819 221904 SN398219
SA31 3QQ Carmarthen Town North and South 51.845612 -4.336775 239130 218917 SN391189
SA31 3QR Carmarthen Town North and South 51.843442 -4.326456 239833 218653 SN398186
SA31 3QS Carmarthen Town West 51.863722 -4.344009 238697 220947 SN386209
SA31 3QT Trelech 51.87401 -4.330002 239698 222060 SN396220
SA31 3QU Carmarthen Town North and South 51.837164 -4.327889 239712 217958 SN397179
SA31 3QW Carmarthen Town West 51.871374 -4.335458 239313 221779 SN393217
SA31 3QX Carmarthen Town North and South 51.847985 -4.33003 239603 219166 SN396191
SA31 3QY Carmarthen Town North and South 51.843661 -4.338111 239031 218703 SN390187
SA31 3QZ Carmarthen Town North and South 51.846799 -4.328566 239700 219031 SN397190
SA31 3RA Carmarthen Town North and South 51.847721 -4.331068 239531 219139 SN395191
SA31 3RB Carmarthen Town North and South 51.847817 -4.335748 239209 219160 SN392191
SA31 3RD Carmarthen Town North and South 51.848928 -4.330041 239606 219271 SN396192
SA31 3RE Carmarthen Town North and South 51.848963 -4.328751 239695 219272 SN396192
SA31 3RF Carmarthen Town North and South 51.848927 -4.328734 239696 219268 SN396192
SA31 3RG Carmarthen Town West 51.860789 -4.329167 239708 220588 SN397205
SA31 3RH Carmarthen Town North and South 51.845806 -4.351789 238097 218972 SN380189
SA31 3RJ Carmarthen Town North and South 51.846171 -4.34436 238610 218996 SN386189
SA31 3RL Carmarthen Town North and South 51.845892 -4.344825 238577 218966 SN385189
SA31 3RN Carmarthen Town North and South 51.844603 -4.344549 238591 218822 SN385188
SA31 3RP Carmarthen Town West 51.849733 -4.350165 238223 219405 SN382194
SA31 3RQ Carmarthen Town West 51.853665 -4.341047 238865 219822 SN388198
SA31 3RR Carmarthen Town West 51.855922 -4.358155 237695 220111 SN376201
SA31 3RS Carmarthen Town West 51.848205 -4.348787 238312 219232 SN383192
SA31 3RT Carmarthen Town West 51.849671 -4.344252 238630 219385 SN386193
SA31 3RU Carmarthen Town North and South 51.848031 -4.334452 239299 219181 SN392191
SA31 3RW Carmarthen Town North and South 51.847481 -4.33454 239291 219120 SN392191
SA31 3RX Carmarthen Town North and South 51.847481 -4.33454 239291 219120 SN392191
SA31 3RY Carmarthen Town North and South 51.848522 -4.331524 239502 219229 SN395192
SA31 3RZ Carmarthen Town North and South 51.844204 -4.344214 238613 218777 SN386187
SA31 3SA Carmarthen Town North and South 51.846796 -4.347253 238413 219072 SN384190
SA31 3SB Carmarthen Town West 51.850842 -4.340087 238921 219506 SN389195
SA31 3SD Carmarthen Town West 51.8506 -4.340975 238859 219481 SN388194
SA31 3SE Carmarthen Town West 51.850248 -4.340152 238914 219440 SN389194
SA31 3SG Carmarthen Town West 51.850881 -4.349861 238248 219532 SN382195
SA31 3WR Llangunnor 51.850859 -4.305565 241298 219432 SN412194
SA31 3WX Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3WY Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 3XA Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3XB Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3XG Carmarthen Town West 51.85089 -4.349847 238249 219533 SN382195
SA31 3XH Carmarthen Town West 51.85089 -4.349847 238249 219533 SN382195
SA31 3XP Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3XU Carmarthen Town West 51.85089 -4.349847 238249 219533 SN382195
SA31 3YA Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YB Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YD Carmarthen Town West 51.848899 -4.344647 238600 219300 SN385193
SA31 3YE Carmarthen Town West 51.848899 -4.344647 238600 219300 SN385193
SA31 3YF Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YG Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YH Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YJ Carmarthen Town West 51.85467 -4.323919 240048 219896 SN400198
SA31 3YL Carmarthen Town West 51.854558 -4.323667 240065 219883 SN400198
SA31 3YN Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YP Carmarthen Town West 51.854558 -4.323667 240065 219883 SN400198
SA31 3YQ Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YR Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YS Carmarthen Town West 51.848899 -4.344647 238600 219300 SN385193
SA31 3YT Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YU Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3YX Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 3ZB Llangunnor 51.850859 -4.305565 241298 219432 SN412194
SA31 9AA Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 9AB Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AD Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AE Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AF Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AG Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AH Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AJ Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 9AL Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AN Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AP Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AQ Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AR Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AS Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AT Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AU Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AW Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AX Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AY Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9AZ Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BA Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BB Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BD Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 9BE Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BF Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 9BG Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BH Llangunnor 51.850859 -4.305565 241298 219432 SN412194
SA31 9BJ Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BL Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BN Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BP Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 9BQ Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 9BR Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BS Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 9BU Llangunnor 51.85085 -4.305542 241300 219431 SN413194
SA31 9BW Llangunnor 51.850859 -4.305565 241298 219432 SN412194
SA31 9BX Llangunnor 51.85085 -4.305571 241298 219431 SN412194
SA31 9BY Llangunnor 51.850859 -4.305565 241298 219432 SN412194
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