Postcodes in Isle of Anglesey page 14 Unitary Authority

  1. All administrative areas

This page provides postcode data for the Isle of Anglesey UK Unitary Authority.

In 2021, Isle of Anglesey contained approximately 30,800 households with a population of about 68,900

In 2011, Isle of Anglesey contained approximately 30,594 households with a population of about 69,751

Wards in this Unitary Authority
Aethwy ,   Bodowyr ,   Bro Aberffraw ,   Bro'r Llynnoedd ,   Canolbarth Môn ,   Cefni ,   Crigyll ,   Lligwy ,   Parc a'r Mynydd ,   Seiriol ,   Talybolion ,   Tref Cybi ,   Twrcelyn ,   Ynys Gybi
Parishes in this Unitary Authority
Aberffraw ,   Amlwch ,   Beaumaris ,   Bodedern ,   Bodffordd ,   Bodorgan ,   Bryngwran ,   Cwm Cadnant ,   Cylch-y-Garn ,   Holyhead ,   Llanbadrig ,   Llanddaniel Fab ,   Llanddona ,   Llanddyfnan ,   Llaneilian ,   Llaneugrad ,   Llanfachraeth ,   Llanfaelog ,   Llanfaethlu ,   Llanfair Pwllgwyngyll ,   Llanfair-Mathafarn-Eithaf ,   Llanfair-yn-Neubwll ,   Llanfihangel Ysgeifiog ,   Llangefni ,   Llangoed ,   Llangristiolus ,   Llanidan ,   Llannerch-y-medd ,   Mechell ,   Menai Bridge ,   Moelfre ,   Penmynydd ,   Pentraeth ,   Rhoscolyn ,   Rhosybol ,   Rhosyr ,   Trearddur ,   Tref Alaw ,   Trewalchmai ,   Valley
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
LL65 1ST Ynys Gybi 53.306589 -4.639751 224213 382100 SH242820
LL65 1SU Ynys Gybi 53.306574 -4.637994 224330 382094 SH243820
LL65 1SW Tref Cybi 53.307567 -4.637005 224400 382202 SH243822
LL65 1SY Ynys Gybi 53.307287 -4.638263 224315 382174 SH243821
LL65 1TA Tref Cybi 53.307086 -4.63759 224359 382150 SH243821
LL65 1TB Tref Cybi 53.30763 -4.637414 224373 382210 SH243822
LL65 1TD Ynys Gybi 53.307833 -4.638387 224309 382235 SH243822
LL65 1TE Ynys Gybi 53.308358 -4.63866 224293 382294 SH242822
LL65 1TF Ynys Gybi 53.307781 -4.63951 224234 382232 SH242822
LL65 1TG Ynys Gybi 53.308963 -4.639763 224222 382364 SH242823
LL65 1TH Ynys Gybi 53.309529 -4.640984 224143 382430 SH241824
LL65 1TL Ynys Gybi 53.310108 -4.637972 224346 382487 SH243824
LL65 1TN Ynys Gybi 53.309506 -4.639196 224262 382423 SH242824
LL65 1TP Tref Cybi 53.307322 -4.635473 224501 382171 SH245821
LL65 1TR Tref Cybi 53.308294 -4.635053 224533 382278 SH245822
LL65 1TS Tref Cybi 53.30745 -4.636187 224454 382187 SH244821
LL65 1TT Tref Cybi 53.307181 -4.636576 224427 382158 SH244821
LL65 1TU Tref Cybi 53.306831 -4.636959 224400 382120 SH243821
LL65 1TW Ynys Gybi 53.308432 -4.638559 224300 382302 SH242823
LL65 1TY Tref Cybi 53.308239 -4.63547 224505 382273 SH245822
LL65 1TZ Tref Cybi 53.307754 -4.635875 224476 382220 SH244822
LL65 1UB Tref Cybi 53.311737 -4.631797 224764 382653 SH247826
LL65 1UD Tref Cybi 53.311146 -4.632106 224741 382588 SH247825
LL65 1UE Tref Cybi 53.311258 -4.632728 224700 382602 SH246826
LL65 1UF Tref Cybi 53.310954 -4.63265 224704 382568 SH247825
LL65 1UG Tref Cybi 53.309803 -4.633044 224673 382441 SH246824
LL65 1UH Tref Cybi 53.309591 -4.633286 224656 382418 SH246824
LL65 1UL Tref Cybi 53.310643 -4.632916 224685 382534 SH246825
LL65 1UN Tref Cybi 53.310063 -4.63351 224643 382471 SH246824
LL65 1UP Tref Cybi 53.309429 -4.634117 224600 382402 SH245824
LL65 1UR Tref Cybi 53.308624 -4.633122 224663 382310 SH246823
LL65 1UT Tref Cybi 53.308693 -4.633246 224655 382318 SH246823
LL65 1UU Tref Cybi 53.310327 -4.634172 224600 382502 SH245825
LL65 1UW Tref Cybi 53.309224 -4.633249 224657 382377 SH246823
LL65 1UY Tref Cybi 53.310327 -4.634172 224600 382502 SH245825
LL65 1WY Tref Cybi 53.312011 -4.63285 224695 382686 SH246826
LL65 1YA Parc a'r Mynydd 53.318315 -4.642157 224101 383410 SH241834
LL65 1YB Parc a'r Mynydd 53.316765 -4.633773 224653 383217 SH246832
LL65 1YD Parc a'r Mynydd 53.316812 -4.63732 224417 383231 SH244832
LL65 1YE Parc a'r Mynydd 53.31778 -4.647184 223764 383363 SH237833
LL65 1YF Parc a'r Mynydd 53.316614 -4.645055 223901 383228 SH239832
LL65 1YG Parc a'r Mynydd 53.316368 -4.664169 222627 383248 SH226832
LL65 1YH Ynys Gybi 53.303971 -4.686903 221061 381926 SH210819
LL65 1YL Ynys Gybi 53.303642 -4.674334 221897 381858 SH218818
LL65 1YN Parc a'r Mynydd 53.310809 -4.659424 222920 382618 SH229826
LL65 1YP Parc a'r Mynydd 53.312642 -4.662721 222708 382830 SH227828
LL65 1YR Parc a'r Mynydd 53.311884 -4.663229 222671 382747 SH226827
LL65 1YS Parc a'r Mynydd 53.314404 -4.656704 223116 383011 SH231830
LL65 1YT Ynys Gybi 53.307561 -4.659507 222901 382257 SH229822
LL65 1YU Parc a'r Mynydd 53.30995 -4.659265 222927 382522 SH229825
LL65 1YW Parc a'r Mynydd 53.312889 -4.662511 222723 382857 SH227828
LL65 1ZA Tref Cybi 53.30006 -4.618621 225594 381322 SH255813
LL65 1ZB Parc a'r Mynydd 53.311356 -4.639685 224237 382630 SH242826
LL65 1ZE Tref Cybi 53.30006 -4.618621 225594 381322 SH255813
LL65 1ZF Tref Cybi 53.30006 -4.618621 225594 381322 SH255813
LL65 1ZG Parc a'r Mynydd 53.311356 -4.639685 224237 382630 SH242826
LL65 1ZH Parc a'r Mynydd 53.311356 -4.639685 224237 382630 SH242826
LL65 1ZJ Tref Cybi 53.30006 -4.618621 225594 381322 SH255813
LL65 1ZL Parc a'r Mynydd 53.311356 -4.639685 224237 382630 SH242826
LL65 1ZN Tref Cybi 53.30006 -4.618621 225594 381322 SH255813
LL65 1ZP Tref Cybi 53.30006 -4.618621 225594 381322 SH255813
LL65 1ZQ Tref Cybi 53.30006 -4.618621 225594 381322 SH255813
LL65 1ZR Tref Cybi 53.30006 -4.618621 225594 381322 SH255813
LL65 2AA Ynys Gybi 53.306142 -4.638838 224272 382048 SH242820
LL65 2AB Ynys Gybi 53.305697 -4.639441 224230 382000 SH242819
LL65 2AD Ynys Gybi 53.305586 -4.638354 224302 381985 SH243819
LL65 2AE Tref Cybi 53.308485 -4.63493 224542 382299 SH245822
LL65 2AF Tref Cybi 53.307526 -4.634405 224573 382191 SH245821
LL65 2AG Ynys Gybi 53.306482 -4.636442 224433 382080 SH244820
LL65 2AH Ynys Gybi 53.305672 -4.637308 224372 381992 SH243819
LL65 2AJ Ynys Gybi 53.269468 -4.62287 225186 377930 SH251779
LL65 2AL Ynys Gybi 53.306485 -4.635902 224469 382079 SH244820
LL65 2AN Ynys Gybi 53.305624 -4.635414 224498 381982 SH244819
LL65 2AP Ynys Gybi 53.304345 -4.635515 224486 381840 SH244818
LL65 2AQ Ynys Gybi 53.272311 -4.619099 225449 378237 SH254782
LL65 2AR Ynys Gybi 53.304757 -4.636831 224400 381889 SH243818
LL65 2AS Ynys Gybi 53.306816 -4.633551 224627 382110 SH246821
LL65 2AT Tref Cybi 53.307011 -4.634884 224539 382135 SH245821
LL65 2AU Tref Cybi 53.307274 -4.634825 224544 382164 SH245821
LL65 2AW Ynys Gybi 53.305513 -4.636383 224433 381972 SH244819
LL65 2AX Ynys Gybi 53.26888 -4.618949 225445 377855 SH254778
LL65 2AY Ynys Gybi 53.306449 -4.635104 224522 382073 SH245820
LL65 2AZ Ynys Gybi 53.272965 -4.609779 226073 378287 SH260782
LL65 2BA Ynys Gybi 53.306435 -4.634128 224587 382069 SH245820
LL65 2BB Tref Cybi 53.307257 -4.634343 224576 382161 SH245821
LL65 2BD Ynys Gybi 53.306551 -4.633745 224613 382081 SH246820
LL65 2BE Ynys Gybi 53.306121 -4.633688 224615 382033 SH246820
LL65 2BF Ynys Gybi 53.30588 -4.637681 224348 382016 SH243820
LL65 2BG Ynys Gybi 53.305921 -4.634982 224528 382014 SH245820
LL65 2BH Ynys Gybi 53.306191 -4.634578 224556 382043 SH245820
LL65 2BJ Ynys Gybi 53.274621 -4.605995 226332 378462 SH263784
LL65 2BL Ynys Gybi 53.305531 -4.633517 224624 381967 SH246819
LL65 2BN Ynys Gybi 53.305082 -4.63511 224516 381921 SH245819
LL65 2BP Ynys Gybi 53.305786 -4.639071 224255 382009 SH242820
LL65 2BQ Ynys Gybi 53.274821 -4.610012 226065 378494 SH260784
LL65 2BS Tref Cybi 53.306774 -4.628955 224933 382094 SH249820
LL65 2BT Tref Cybi 53.308521 -4.631674 224759 382295 SH247822
LL65 2BU Tref Cybi 53.307196 -4.629386 224906 382142 SH249821
LL65 2BW Ynys Gybi 53.305854 -4.633552 224623 382003 SH246820
LL65 2BX Ynys Gybi 53.274109 -4.607614 226222 378409 SH262784
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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