Postcodes in Denbighshire page 25 Unitary Authority

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This page provides postcode data for the Denbighshire UK Unitary Authority.

In 2021, Denbighshire contained approximately 42,400 households with a population of about 95,800

In 2011, Denbighshire contained approximately 40,525 households with a population of about 93,692

Wards in this Unitary Authority
Alyn Valley ,   Bodelwyddan ,   Denbigh Caledfryn Henllan ,   Denbigh Lower ,   Dyserth ,   Edeirnion ,   Efenechdyd ,   Llandyrnog ,   Llanfair Dyffryn Clwyd Gwyddelwern ,   Llangollen ,   Llanrhaeadr-yng-Nghinmeirch ,   Moel Famau ,   Prestatyn Central ,   Prestatyn East ,   Prestatyn Meliden ,   Prestatyn North ,   Prestatyn South West ,   Rhuddlan ,   Rhyl East ,   Rhyl South ,   Rhyl South West ,   Rhyl Trellewelyn ,   Rhyl Tŷ Newydd ,   Rhyl West ,   Ruthin ,   St Asaph East ,   St Asaph West ,   Trefnant ,   Tremeirchion
Parishes in this Unitary Authority
Aberwheeler ,   Betws Gwerfil Goch ,   Bodelwyddan ,   Bodfari ,   Bryneglwys ,   Cefnmeiriadog ,   Clocaenog ,   Corwen ,   Cwm ,   Cyffylliog ,   Cynwyd ,   Denbigh ,   Derwen ,   Dyserth ,   Efenechtyd ,   Gwyddelwern ,   Henllan ,   Llanarmon-yn-Ial ,   Llanbedr Dyffryn Clwyd ,   Llandegla ,   Llandrillo ,   Llandyrnog ,   Llanelidan ,   Llanfair Dyffryn Clwyd ,   Llanferres ,   Llangollen ,   Llangynhafal ,   Llanrhaeadr-yng-Nghinmeirch ,   Llantysilio ,   Llanynys ,   Nantglyn ,   Prestatyn ,   Rhuddlan ,   Rhyl ,   Ruthin ,   St. Asaph ,   Trefnant ,   Tremeirchion ,   Waen
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
LL18 4FH Rhyl Trellewelyn 53.317761 -3.455141 303161 381080 SJ031810
LL18 4FJ Rhyl Trellewelyn 53.318646 -3.454765 303188 381178 SJ031811
LL18 4FL Rhyl Trellewelyn 53.318855 -3.456784 303054 381204 SJ030812
LL18 4FN Rhyl Trellewelyn 53.318517 -3.454296 303219 381163 SJ032811
LL18 4FP Rhyl Trellewelyn 53.31576 -3.454802 303179 380857 SJ031808
LL18 4FQ Rhyl Trellewelyn 53.31468 -3.456342 303074 380739 SJ030807
LL18 4FR Rhyl Trellewelyn 53.316026 -3.458054 302963 380891 SJ029808
LL18 4FT Rhyl Trellewelyn 53.317213 -3.458004 302969 381023 SJ029810
LL18 4FW Rhyl Trellewelyn 53.316627 -3.45818 302956 380958 SJ029809
LL18 4FY Rhyl Tŷ Newydd 53.322705 -3.463972 302584 381642 SJ025816
LL18 4FZ Rhyl Tŷ Newydd 53.321991 -3.463512 302613 381562 SJ026815
LL18 4GA Rhyl Tŷ Newydd 53.322198 -3.464945 302518 381587 SJ025815
LL18 4GB Rhyl Tŷ Newydd 53.321758 -3.46418 302568 381537 SJ025815
LL18 4GD Rhyl Tŷ Newydd 53.321566 -3.465179 302501 381517 SJ025815
LL18 4GE Rhyl Tŷ Newydd 53.322979 -3.465798 302463 381675 SJ024816
LL18 4GF Rhyl Tŷ Newydd 53.322626 -3.465275 302497 381635 SJ024816
LL18 4GG Rhyl Tŷ Newydd 53.324357 -3.466311 302432 381829 SJ024818
LL18 4GH Rhyl Tŷ Newydd 53.324222 -3.464835 302530 381812 SJ025818
LL18 4GJ Rhyl Tŷ Newydd 53.323547 -3.464226 302569 381736 SJ025817
LL18 4GL Rhyl Trellewelyn 53.313856 -3.45834 302939 380650 SJ029806
LL18 4GN Rhyl Trellewelyn 53.314535 -3.457928 302968 380725 SJ029807
LL18 4GP Rhyl Trellewelyn 53.314522 -3.456757 303046 380722 SJ030807
LL18 4GQ Rhyl Trellewelyn 53.313986 -3.457219 303014 380663 SJ030806
LL18 4GR Rhyl Trellewelyn 53.314915 -3.455509 303130 380764 SJ031807
LL18 4HA Rhyl South West 53.315828 -3.471272 302082 380887 SJ020808
LL18 4HB Rhyl South West 53.317333 -3.470964 302106 381054 SJ021810
LL18 4HD Rhyl Trellewelyn 53.318249 -3.47032 302151 381155 SJ021811
LL18 4HE Rhyl Trellewelyn 53.316628 -3.469829 302180 380974 SJ021809
LL18 4HF Rhyl Trellewelyn 53.317589 -3.469907 302177 381081 SJ021810
LL18 4HG Rhyl Trellewelyn 53.317884 -3.467815 302317 381111 SJ023811
LL18 4HH Rhyl Trellewelyn 53.318117 -3.468634 302263 381138 SJ022811
LL18 4HJ Rhyl Tŷ Newydd 53.324901 -3.461569 302749 381883 SJ027818
LL18 4HL Rhyl Trellewelyn 53.315889 -3.469233 302218 380891 SJ022808
LL18 4HN Rhyl Trellewelyn 53.317111 -3.46923 302221 381027 SJ022810
LL18 4HP Rhyl Trellewelyn 53.317245 -3.466442 302407 381038 SJ024810
LL18 4HQ Rhyl Tŷ Newydd 53.321212 -3.461098 302772 381472 SJ027814
LL18 4HR Rhyl Trellewelyn 53.31611 -3.466583 302395 380912 SJ023809
LL18 4HS Rhyl Trellewelyn 53.315752 -3.466451 302403 380872 SJ024808
LL18 4HT Rhyl Trellewelyn 53.318038 -3.466229 302423 381126 SJ024811
LL18 4HU Rhyl Trellewelyn 53.315449 -3.463348 302609 380834 SJ026808
LL18 4HW Rhyl Trellewelyn 53.317201 -3.467762 302319 381035 SJ023810
LL18 4HX Rhyl Tŷ Newydd 53.324059 -3.46127 302767 381789 SJ027817
LL18 4HY Rhyl South 53.309931 -3.465396 302460 380223 SJ024802
LL18 4HZ Rhyl Tŷ Newydd 53.323063 -3.459645 302873 381676 SJ028816
LL18 4JA Rhyl Trellewelyn 53.316382 -3.461264 302750 380935 SJ027809
LL18 4JB Rhyl Trellewelyn 53.316526 -3.459767 302850 380949 SJ028809
LL18 4JD Rhyl Trellewelyn 53.316971 -3.460878 302777 381000 SJ027809
LL18 4JE Rhyl Tŷ Newydd 53.322756 -3.458283 302963 381640 SJ029816
LL18 4JF Rhyl Trellewelyn 53.316461 -3.460696 302788 380943 SJ027809
LL18 4JG Rhyl Tŷ Newydd 53.324847 -3.45933 302898 381874 SJ028818
LL18 4JH Rhyl Tŷ Newydd 53.321892 -3.467953 302317 381557 SJ023815
LL18 4JJ Rhyl Tŷ Newydd 53.322361 -3.45899 302915 381597 SJ029815
LL18 4JL Rhyl Tŷ Newydd 53.321602 -3.468814 302259 381526 SJ022815
LL18 4JN Rhyl Tŷ Newydd 53.321471 -3.467067 302375 381509 SJ023815
LL18 4JP Rhyl Tŷ Newydd 53.323435 -3.458667 302939 381716 SJ029817
LL18 4JQ Rhyl Tŷ Newydd 53.323751 -3.457807 302997 381750 SJ029817
LL18 4JR Rhyl Tŷ Newydd 53.325691 -3.458669 302944 381967 SJ029819
LL18 4JS Rhyl Tŷ Newydd 53.319827 -3.467687 302330 381327 SJ023813
LL18 4JT Rhyl Tŷ Newydd 53.320415 -3.465965 302446 381390 SJ024813
LL18 4JU Rhyl Tŷ Newydd 53.32061 -3.466167 302433 381412 SJ024814
LL18 4JW Rhyl Tŷ Newydd 53.322148 -3.466085 302442 381583 SJ024815
LL18 4JX Rhyl Tŷ Newydd 53.323582 -3.460594 302811 381735 SJ028817
LL18 4JY Rhyl Tŷ Newydd 53.322741 -3.46031 302828 381641 SJ028816
LL18 4JZ Rhyl Tŷ Newydd 53.322853 -3.457761 302998 381650 SJ029816
LL18 4LA Rhyl South 53.310475 -3.464979 302489 380283 SJ024802
LL18 4LB Rhyl South 53.310914 -3.463688 302576 380330 SJ025803
LL18 4LD Rhyl South 53.310497 -3.463929 302559 380284 SJ025802
LL18 4LE Rhyl South 53.311295 -3.464827 302501 380374 SJ025803
LL18 4LF Rhyl South 53.31081 -3.466987 302356 380323 SJ023803
LL18 4LG Rhyl South 53.311544 -3.465091 302484 380402 SJ024804
LL18 4LH Rhyl South 53.311401 -3.466437 302394 380388 SJ023803
LL18 4LJ Rhyl Trellewelyn 53.31188 -3.463331 302602 380437 SJ026804
LL18 4LL Rhyl Trellewelyn 53.312308 -3.465072 302487 380487 SJ024804
LL18 4LN Rhyl Trellewelyn 53.312703 -3.465161 302482 380531 SJ024805
LL18 4LP Rhyl Trellewelyn 53.31277 -3.463332 302604 380536 SJ026805
LL18 4LQ Rhyl Tŷ Newydd 53.321877 -3.460325 302825 381545 SJ028815
LL18 4LR Rhyl Trellewelyn 53.312909 -3.462991 302627 380551 SJ026805
LL18 4LS Rhyl Trellewelyn 53.313576 -3.465041 302492 380628 SJ024806
LL18 4LT Rhyl Trellewelyn 53.314975 -3.466755 302381 380786 SJ023807
LL18 4LU Rhyl Trellewelyn 53.314655 -3.465062 302493 380748 SJ024807
LL18 4LW Rhyl Trellewelyn 53.313591 -3.464546 302525 380629 SJ025806
LL18 4LX Rhyl Tŷ Newydd 53.322398 -3.460403 302821 381603 SJ028816
LL18 4LY Rhyl Trellewelyn 53.313975 -3.464754 302512 380672 SJ025806
LL18 4LZ Rhyl Tŷ Newydd 53.321234 -3.459252 302895 381472 SJ028814
LL18 4NA Rhyl Trellewelyn 53.313316 -3.46275 302644 380596 SJ026805
LL18 4NB Rhyl Trellewelyn 53.315328 -3.466572 302394 380825 SJ023808
LL18 4ND Rhyl Trellewelyn 53.314985 -3.464518 302530 380784 SJ025807
LL18 4NE Rhyl Trellewelyn 53.312404 -3.462389 302666 380494 SJ026804
LL18 4NF Rhyl Trellewelyn 53.314509 -3.466694 302384 380734 SJ023807
LL18 4NG Rhyl Trellewelyn 53.314596 -3.465466 302466 380742 SJ024807
LL18 4NH Rhyl Trellewelyn 53.313972 -3.467216 302348 380675 SJ023806
LL18 4NJ Rhyl Trellewelyn 53.312236 -3.467246 302342 380482 SJ023804
LL18 4NL Rhyl Trellewelyn 53.314055 -3.466303 302409 380683 SJ024806
LL18 4NN Rhyl Trellewelyn 53.314308 -3.466191 302417 380711 SJ024807
LL18 4NP Rhyl Trellewelyn 53.313397 -3.466445 302398 380610 SJ023806
LL18 4NQ Rhyl Trellewelyn 53.311828 -3.467547 302321 380437 SJ023804
LL18 4NR Rhyl Trellewelyn 53.315119 -3.463862 302574 380798 SJ025807
LL18 4NS Rhyl Trellewelyn 53.314209 -3.463261 302612 380696 SJ026806
LL18 4NT Rhyl South West 53.318615 -3.484339 301218 381215 SJ012812
LL18 4NU Rhyl South West 53.32013 -3.483176 301299 381382 SJ012813
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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