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
Active postcode
Postcode no longer in use| Postcode | Ward | Latitude | Longitude | Easting | Northing | Grid ref |
|---|---|---|---|---|---|---|
| SA18 2YT | Glanamman | 51.808565 | -3.936268 | 266607 | 213988 | SN666139 |
| SA18 2YU | Ammanford | 51.798791 | -3.973558 | 264007 | 212970 | SN640129 |
| SA18 2YW | Glanamman | 51.812754 | -3.929251 | 267103 | 214441 | SN671144 |
| SA18 2YX | Ammanford | 51.791184 | -3.985247 | 263178 | 212146 | SN631121 |
| SA18 2YY | Ammanford | 51.798791 | -3.973558 | 264007 | 212970 | SN640129 |
| SA18 2YZ | Ammanford | 51.799162 | -3.973922 | 263983 | 213012 | SN639130 |
| SA18 2ZB | Ammanford | 51.791184 | -3.985247 | 263178 | 212146 | SN631121 |
| SA18 2ZD | Glanamman | 51.812394 | -3.929294 | 267099 | 214401 | SN670144 |
| SA18 2ZE | Ammanford | 51.791184 | -3.985247 | 263178 | 212146 | SN631121 |
| SA18 2ZF | Ammanford | 51.791184 | -3.985261 | 263177 | 212146 | SN631121 |
| SA18 2ZG | Ammanford | 51.791184 | -3.985261 | 263177 | 212146 | SN631121 |
| SA18 2ZH | Ammanford | 51.798791 | -3.973558 | 264007 | 212970 | SN640129 |
| SA18 2ZL | Ammanford | 51.791184 | -3.985261 | 263177 | 212146 | SN631121 |
| SA18 2ZN | Ammanford | 51.791184 | -3.985261 | 263177 | 212146 | SN631121 |
| SA18 2ZP | Ammanford | 51.791184 | -3.985261 | 263177 | 212146 | SN631121 |
| SA18 2ZR | Ammanford | 51.791184 | -3.985261 | 263177 | 212146 | SN631121 |
| SA18 2ZS | Ammanford | 51.791684 | -3.984413 | 263237 | 212200 | SN632121 |
| SA18 2ZT | Ammanford | 51.791184 | -3.985261 | 263177 | 212146 | SN631121 |
| SA18 3AA | Ammanford | 51.794257 | -3.992328 | 262699 | 212501 | SN626125 |
| SA18 3AB | Ammanford | 51.793312 | -3.988675 | 262948 | 212389 | SN629123 |
| SA18 3AD | Ammanford | 51.793146 | -3.988364 | 262969 | 212370 | SN629123 |
| SA18 3AE | Ammanford | 51.793312 | -3.988675 | 262948 | 212389 | SN629123 |
| SA18 3AF | Ammanford | 51.793638 | -3.989603 | 262885 | 212427 | SN628124 |
| SA18 3AG | Ammanford | 51.794381 | -3.990318 | 262838 | 212511 | SN628125 |
| SA18 3AH | Ammanford | 51.793383 | -3.990839 | 262799 | 212401 | SN627124 |
| SA18 3AJ | Llandybie | 51.815227 | -4.010852 | 261486 | 214868 | SN614148 |
| SA18 3AL | Ammanford | 51.793024 | -3.988677 | 262947 | 212357 | SN629123 |
| SA18 3AN | Ammanford | 51.791934 | -3.992487 | 262681 | 212243 | SN626122 |
| SA18 3AP | Ammanford | 51.791739 | -3.996045 | 262435 | 212228 | SN624122 |
| SA18 3AQ | Llandybie | 51.815321 | -4.010058 | 261541 | 214877 | SN615148 |
| SA18 3AR | Ammanford | 51.793173 | -3.994731 | 262530 | 212385 | SN625123 |
| SA18 3AS | Ammanford | 51.794568 | -3.995706 | 262467 | 212542 | SN624125 |
| SA18 3AT | Ammanford | 51.795078 | -3.995366 | 262492 | 212598 | SN624125 |
| SA18 3AU | Ammanford | 51.794117 | -3.993656 | 262607 | 212488 | SN626124 |
| SA18 3AW | Ammanford | 51.792154 | -3.994918 | 262514 | 212272 | SN625122 |
| SA18 3AX | Llandybie | 51.818251 | -4.009623 | 261580 | 215202 | SN615152 |
| SA18 3AY | Ammanford | 51.79487 | -3.992253 | 262706 | 212569 | SN627125 |
| SA18 3AZ | Llandybie | 51.819687 | -4.009774 | 261574 | 215362 | SN615153 |
| SA18 3BA | Ammanford | 51.795285 | -3.993722 | 262606 | 212618 | SN626126 |
| SA18 3BB | Ammanford | 51.794325 | -3.992577 | 262682 | 212509 | SN626125 |
| SA18 3BD | Ammanford | 51.793556 | -3.993356 | 262626 | 212425 | SN626124 |
| SA18 3BE | Ammanford | 51.794505 | -3.991512 | 262756 | 212527 | SN627125 |
| SA18 3BG | Ammanford | 51.793644 | -3.992402 | 262692 | 212433 | SN626124 |
| SA18 3BH | Ammanford | 51.794739 | -3.994641 | 262541 | 212559 | SN625125 |
| SA18 3BJ | Saron | 51.787642 | -4.034666 | 259759 | 211846 | SN597118 |
| SA18 3BL | Saron | 51.780077 | -4.031121 | 259980 | 210998 | SN599109 |
| SA18 3BN | Llandybie | 51.816371 | -4.010163 | 261537 | 214994 | SN615149 |
| SA18 3BP | Ammanford | 51.793383 | -3.990839 | 262799 | 212401 | SN627124 |
| SA18 3BQ | Penygroes | 51.805889 | -4.022577 | 260649 | 213852 | SN606138 |
| SA18 3BR | Ammanford | 51.791635 | -3.987862 | 262999 | 212201 | SN629122 |
| SA18 3BS | Ammanford | 51.791747 | -3.987635 | 263015 | 212213 | SN630122 |
| SA18 3BT | Ammanford | 51.79171 | -3.987691 | 263011 | 212209 | SN630122 |
| SA18 3BU | Llandybie | 51.821518 | -4.007853 | 261712 | 215562 | SN617155 |
| SA18 3BW | Ammanford | 51.792205 | -3.986596 | 263088 | 212262 | SN630122 |
| SA18 3BX | Penygroes | 51.803778 | -4.025094 | 260469 | 213622 | SN604136 |
| SA18 3BY | Ammanford | 51.791743 | -3.988389 | 262963 | 212214 | SN629122 |
| SA18 3BZ | Penygroes | 51.805117 | -4.027707 | 260293 | 213776 | SN602137 |
| SA18 3DA | Ammanford | 51.791518 | -3.988364 | 262964 | 212189 | SN629121 |
| SA18 3DB | Ammanford | 51.792437 | -3.987752 | 263009 | 212290 | SN630122 |
| SA18 3DD | Ammanford | 51.788371 | -3.991561 | 262734 | 211845 | SN627118 |
| SA18 3DE | Ammanford | 51.792366 | -3.987677 | 263014 | 212282 | SN630122 |
| SA18 3DF | Ammanford | 51.79212 | -3.987361 | 263035 | 212254 | SN630122 |
| SA18 3DG | Ammanford | 51.792962 | -3.988616 | 262951 | 212350 | SN629123 |
| SA18 3DH | Ammanford | 51.79267 | -3.988343 | 262969 | 212317 | SN629123 |
| SA18 3DJ | Penygroes | 51.80421 | -4.032322 | 259972 | 213684 | SN599136 |
| SA18 3DL | Ammanford | 51.792791 | -3.988638 | 262949 | 212331 | SN629123 |
| SA18 3DN | Ammanford | 51.792163 | -3.989582 | 262882 | 212263 | SN628122 |
| SA18 3DP | Ammanford | 51.792509 | -3.989351 | 262899 | 212301 | SN628123 |
| SA18 3DQ | Penygroes | 51.8047 | -4.032098 | 259989 | 213738 | SN599137 |
| SA18 3DR | Ammanford | 51.790559 | -3.991411 | 262751 | 212088 | SN627120 |
| SA18 3DS | Ammanford | 51.786201 | -3.992756 | 262645 | 211606 | SN626116 |
| SA18 3DT | Ammanford | 51.790616 | -3.991761 | 262727 | 212095 | SN627120 |
| SA18 3DU | Ammanford | 51.789605 | -3.992485 | 262674 | 211984 | SN626119 |
| SA18 3DW | Ammanford | 51.79064 | -3.990878 | 262788 | 212096 | SN627120 |
| SA18 3DX | Penygroes | 51.804207 | -4.035107 | 259780 | 213689 | SN597136 |
| SA18 3DY | Ammanford | 51.78904 | -3.995042 | 262496 | 211926 | SN624119 |
| SA18 3DZ | Penygroes | 51.803134 | -4.037873 | 259586 | 213575 | SN595135 |
| SA18 3EA | Ammanford | 51.788719 | -3.994882 | 262506 | 211890 | SN625118 |
| SA18 3EB | Ammanford | 51.789253 | -3.990425 | 262815 | 211941 | SN628119 |
| SA18 3ED | Ammanford | 51.790006 | -3.98795 | 262988 | 212020 | SN629120 |
| SA18 3EE | Ammanford | 51.789302 | -3.9886 | 262941 | 211943 | SN629119 |
| SA18 3EF | Ammanford | 51.790721 | -3.989808 | 262862 | 212103 | SN628121 |
| SA18 3EG | Ammanford | 51.790205 | -3.990496 | 262813 | 212047 | SN628120 |
| SA18 3EH | Ammanford | 51.790031 | -3.989648 | 262871 | 212026 | SN628120 |
| SA18 3EJ | Penygroes | 51.812055 | -4.036273 | 259724 | 214564 | SN597145 |
| SA18 3EL | Ammanford | 51.791157 | -3.987928 | 262993 | 212148 | SN629121 |
| SA18 3EN | Ammanford | 51.791136 | -3.986535 | 263089 | 212143 | SN630121 |
| SA18 3EP | Ammanford | 51.787698 | -3.993068 | 262628 | 211773 | SN626117 |
| SA18 3EQ | Penygroes | 51.806041 | -4.033594 | 259890 | 213890 | SN598138 |
| SA18 3ER | Ammanford | 51.787378 | -3.990691 | 262791 | 211733 | SN627117 |
| SA18 3ES | Ammanford | 51.788651 | -3.993081 | 262630 | 211879 | SN626118 |
| SA18 3ET | Ammanford | 51.785116 | -3.99365 | 262580 | 211487 | SN625114 |
| SA18 3EU | Ammanford | 51.787044 | -3.99346 | 262599 | 211701 | SN625117 |
| SA18 3EW | Ammanford | 51.789445 | -3.989738 | 262863 | 211961 | SN628119 |
| SA18 3EX | Ammanford | 51.788536 | -3.990321 | 262820 | 211861 | SN628118 |
| SA18 3EY | Ammanford | 51.786689 | -3.994227 | 262545 | 211663 | SN625116 |
| SA18 3EZ | Ammanford | 51.786564 | -3.991554 | 262729 | 211644 | SN627116 |
| SA18 3FA | Saron | 51.779737 | -4.034658 | 259735 | 210967 | SN597109 |
| SA18 3FB | Ammanford | 51.786917 | -3.99299 | 262631 | 211686 | SN626116 |
| SA18 3FD | Ammanford | 51.793857 | -3.995225 | 262498 | 212462 | SN624124 |