Postcodes in Carmarthenshire 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
SA14 6AA Llannon 51.755321 -4.117289 253956 208414 SN539084
SA14 6AB Llannon 51.755483 -4.118217 253892 208434 SN538084
SA14 6AD Llannon 51.757278 -4.117482 253949 208632 SN539086
SA14 6AE Llannon 51.758107 -4.11442 254163 208718 SN541087
SA14 6AF Llannon 51.765288 -4.110147 254481 209508 SN544095
SA14 6AG Llannon 51.765419 -4.114313 254194 209531 SN541095
SA14 6AH Llannon 51.76896 -4.111927 254370 209920 SN543099
SA14 6AJ Llannon 51.790484 -4.121184 253801 212332 SN538123
SA14 6AL Llannon 51.76173 -4.116937 254001 209126 SN540091
SA14 6AN Llannon 51.761348 -4.117194 253982 209084 SN539090
SA14 6AP Llannon 51.765477 -4.120083 253796 209549 SN537095
SA14 6AQ Saron 51.783085 -4.062959 257793 211394 SN577113
SA14 6AR Llannon 51.763604 -4.135154 252750 209371 SN527093
SA14 6AS Llannon 51.759065 -4.137411 252579 208871 SN525088
SA14 6AT Llannon 51.752072 -4.14263 252196 208104 SN521081
SA14 6AU Llannon 51.749802 -4.133098 252847 207832 SN528078
SA14 6AW Llannon 51.765339 -4.116758 254025 209527 SN540095
SA14 6AX Llannon 51.759016 -4.115883 254065 208822 SN540088
SA14 6AY Llannon 51.749496 -4.11911 253812 207770 SN538077
SA14 6AZ Llannon 51.754584 -4.117284 253954 208332 SN539083
SA14 6BA Llannon 51.751606 -4.120361 253732 208007 SN537080
SA14 6BB Llannon 51.751438 -4.12262 253576 207993 SN535079
SA14 6BD Llannon 51.753424 -4.117686 253922 208204 SN539082
SA14 6BE Llannon 51.755012 -4.116999 253975 208379 SN539083
SA14 6BG Llannon 51.757661 -4.116182 254040 208672 SN540086
SA14 6BH Llannon 51.750839 -4.119021 253822 207919 SN538079
SA14 6BJ Llannon 51.752914 -4.119611 253788 208151 SN537081
SA14 6BL Llannon 51.751871 -4.119019 253825 208034 SN538080
SA14 6BN Llannon 51.781629 -4.113505 254302 211332 SN543113
SA14 6BP Llannon 51.78077 -4.109289 254590 211228 SN545112
SA14 6BQ Llannon 51.753572 -4.116526 254003 208218 SN540082
SA14 6BR Llannon 51.779827 -4.109216 254592 211123 SN545111
SA14 6BS Llannon 51.779075 -4.108941 254609 211039 SN546110
SA14 6BT Llannon 51.778385 -4.110381 254507 210965 SN545109
SA14 6BU Llannon 51.771264 -4.10778 254664 210168 SN546101
SA14 6BW Llannon 51.781483 -4.110642 254499 211310 SN544113
SA14 6BX Llannon 51.777545 -4.109081 254594 210869 SN545108
SA14 6BY Llannon 51.767286 -4.104515 254876 209719 SN548097
SA14 6BZ Llannon 51.782262 -4.113839 254281 211403 SN542114
SA14 6DA Llannon 51.7724 -4.100115 255196 210279 SN551102
SA14 6DB Llannon 51.780398 -4.092316 255760 211153 SN557111
SA14 6DD Llannon 51.784894 -4.087342 256117 211643 SN561116
SA14 6DE Llannon 51.768298 -4.095134 255527 209813 SN555098
SA14 6DF Llannon 51.770281 -4.090378 255861 210024 SN558100
SA14 6DG Llannon 51.767402 -4.077302 256754 209678 SN567096
SA14 6DH Llannon 51.772977 -4.105526 254825 210354 SN548103
SA14 6DJ Gorslas 51.803043 -4.07707 256883 213641 SN568136
SA14 6DL Llannon 51.783241 -4.112899 254349 211510 SN543115
SA14 6DN Llannon 51.783981 -4.111773 254429 211590 SN544115
SA14 6DP Llannon 51.783636 -4.111438 254451 211551 SN544115
SA14 6DQ Gorslas 51.800247 -4.093191 255763 213362 SN557133
SA14 6DR Llannon 51.78548 -4.112328 254396 211758 SN543117
SA14 6DS Llannon 51.78577 -4.109769 254573 211785 SN545117
SA14 6DT Llannon 51.785054 -4.108068 254688 211702 SN546117
SA14 6DU Llannon 51.786818 -4.105468 254873 211893 SN548118
SA14 6DW Llannon 51.788387 -4.118206 254000 212093 SN539120
SA14 6DX Llannon 51.786414 -4.107958 254700 211853 SN546118
SA14 6DY Llannon 51.788303 -4.105436 254880 212058 SN548120
SA14 6DZ Saron 51.777125 -4.065316 257612 210736 SN576107
SA14 6EA Llannon 51.793817 -4.102784 255081 212666 SN550126
SA14 6EB Llannon 51.787159 -4.100966 255185 211922 SN551119
SA14 6ED Llannon 51.788235 -4.103162 255037 212046 SN550120
SA14 6EE Llannon 51.78737 -4.096243 255511 211936 SN555119
SA14 6EF Penygroes 51.796249 -4.069598 257377 212871 SN573128
SA14 6EG Gorslas 51.795654 -4.074299 257051 212814 SN570128
SA14 6EH Llannon 51.798787 -4.088279 256097 213190 SN560131
SA14 6EJ Llannon 51.799523 -4.087878 256127 213271 SN561132
SA14 6EL Llannon 51.787781 -4.117931 254017 212025 SN540120
SA14 6EN Llannon 51.787772 -4.117423 254052 212023 SN540120
SA14 6EP Llannon 51.786104 -4.118702 253958 211840 SN539118
SA14 6EQ Llannon 51.782279 -4.10983 254558 211397 SN545113
SA14 6ER Llannon 51.787128 -4.117256 254061 211951 SN540119
SA14 6ES Llannon 51.784609 -4.117327 254048 211671 SN540116
SA14 6ET Llannon 51.783294 -4.118469 253965 211527 SN539115
SA14 6EU Llannon 51.783603 -4.119252 253912 211563 SN539115
SA14 6EW Llannon 51.787169 -4.118491 253976 211958 SN539119
SA14 6EX Llannon 51.792986 -4.086851 256177 212542 SN561125
SA14 6EY Llannon 51.783984 -4.119095 253924 211605 SN539116
SA14 6EZ Llannon 51.783991 -4.119117 253923 211606 SN539116
SA14 6HA Llannon 51.784558 -4.119151 253922 211669 SN539116
SA14 6HB Llannon 51.783015 -4.121964 253723 211503 SN537115
SA14 6HD Llannon 51.785939 -4.115374 254187 211815 SN541118
SA14 6HE Llannon 51.786099 -4.11499 254214 211832 SN542118
SA14 6HF Llannon 51.79204 -4.12961 253225 212522 SN532125
SA14 6HG Llannon 51.790094 -4.131795 253068 212310 SN530123
SA14 6HH Llannon 51.792724 -4.132557 253024 212604 SN530126
SA14 6HJ Llannon 51.78905 -4.122393 253713 212175 SN537121
SA14 6HL Llannon 51.792495 -4.133727 252943 212581 SN529125
SA14 6HN Llannon 51.78993 -4.120491 253847 212269 SN538122
SA14 6HP Llannon 51.790131 -4.130216 253177 212311 SN531123
SA14 6HR Llannon 51.788795 -4.119516 253911 212141 SN539121
SA14 6HS Llannon 51.790029 -4.121946 253747 212283 SN537122
SA14 6HT Llannon 51.79126 -4.124497 253575 212425 SN535124
SA14 6HU Llannon 51.791578 -4.122352 253724 212456 SN537124
SA14 6HY Llannon 51.788718 -4.121826 253751 212137 SN537121
SA14 6LA Llannon 51.789239 -4.123866 253612 212199 SN536121
SA14 6LB Llannon 51.789945 -4.123609 253632 212277 SN536122
SA14 6LD Llannon 51.789061 -4.124757 253550 212181 SN535121
SA14 6LE Llannon 51.788284 -4.124952 253534 212095 SN535120
SA14 6LF Llannon 51.788359 -4.126261 253444 212106 SN534121
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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