Postcodes in Isle of Anglesey page 2 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
LL58 8ND Seiriol 53.294941 -4.095422 260438 379602 SH604796
LL58 8NE Seiriol 53.292677 -4.08815 260915 379336 SH609793
LL58 8NF Seiriol 53.293633 -4.087991 260929 379442 SH609794
LL58 8NG Seiriol 53.294027 -4.088055 260926 379486 SH609794
LL58 8NH Seiriol 53.294198 -4.089054 260860 379507 SH608795
LL58 8NL Seiriol 53.294585 -4.087552 260961 379547 SH609795
LL58 8NN Seiriol 53.295285 -4.087091 260994 379624 SH609796
LL58 8NP Seiriol 53.294674 -4.087036 260996 379556 SH609795
LL58 8NR Seiriol 53.295364 -4.089271 260849 379637 SH608796
LL58 8NS Seiriol 53.295127 -4.084803 261146 379602 SH611796
LL58 8NT Seiriol 53.296876 -4.086089 261066 379799 SH610797
LL58 8NU Seiriol 53.296086 -4.085484 261104 379710 SH611797
LL58 8NW Seiriol 53.292775 -4.087169 260981 379345 SH609793
LL58 8NY Seiriol 53.297776 -4.088579 260903 379904 SH609799
LL58 8PA Seiriol 53.299199 -4.096621 260372 380078 SH603800
LL58 8PB Seiriol 53.304216 -4.094045 260560 380631 SH605806
LL58 8PD Seiriol 53.304732 -4.096397 260405 380693 SH604806
LL58 8PE Seiriol 53.30623 -4.097127 260361 380861 SH603808
LL58 8PF Seiriol 53.306652 -4.095121 260496 380904 SH604809
LL58 8PG Seiriol 53.306716 -4.094003 260571 380909 SH605809
LL58 8PH Seiriol 53.309552 -4.099395 260221 381235 SH602812
LL58 8PL Seiriol 53.304734 -4.099395 260205 380699 SH602806
LL58 8PN Seiriol 53.299484 -4.103404 259921 380123 SH599801
LL58 8PP Seiriol 53.293296 -4.102034 259992 379432 SH599794
LL58 8PR Seiriol 53.288271 -4.096371 260353 378862 SH603788
LL58 8PS Seiriol 53.284252 -4.101 260031 378424 SH600784
LL58 8PT Seiriol 53.28209 -4.093109 260550 378168 SH605781
LL58 8PW Seiriol 53.302057 -4.109949 259493 380422 SH594804
LL58 8RA Seiriol 53.264839 -4.087292 260882 376238 SH608762
LL58 8RB Seiriol 53.278865 -4.08418 261135 377792 SH611777
LL58 8RD Seiriol 53.279545 -4.079259 261465 377858 SH614778
LL58 8RE Seiriol 53.280588 -4.085374 261061 377986 SH610779
LL58 8RF Seiriol 53.282487 -4.085287 261073 378197 SH610781
LL58 8RG Seiriol 53.283502 -4.086386 261003 378312 SH610783
LL58 8RH Seiriol 53.285162 -4.088098 260894 378500 SH608784
LL58 8RL Seiriol 53.287408 -4.086677 260996 378747 SH609787
LL58 8RN Seiriol 53.293354 -4.069956 262130 379376 SH621793
LL58 8RP Seiriol 53.310196 -4.04213 264038 381196 SH640811
LL58 8RR Seiriol 53.311178 -4.050969 263452 381322 SH634813
LL58 8RS Seiriol 53.296868 -4.069011 262204 379765 SH622797
LL58 8RT Seiriol 53.298891 -4.070039 262142 379992 SH621799
LL58 8RU Seiriol 53.297696 -4.071032 262072 379861 SH620798
LL58 8RW Seiriol 53.295351 -4.063686 262554 379586 SH625795
LL58 8RY Seiriol 53.295929 -4.080625 261427 379683 SH614796
LL58 8SA Seiriol 53.303864 -4.083327 261273 380571 SH612805
LL58 8SB Seiriol 53.297943 -4.079057 261538 379904 SH615799
LL58 8SD Seiriol 53.301374 -4.076163 261742 380280 SH617802
LL58 8SE Seiriol 53.302241 -4.080021 261488 380384 SH614803
LL58 8SF Seiriol 53.298586 -4.074632 261835 379967 SH618799
LL58 8SG Seiriol 53.29866 -4.072974 261946 379972 SH619799
LL58 8SH Seiriol 53.300091 -4.069302 262195 380124 SH621801
LL58 8SL Seiriol 53.300257 -4.067974 262284 380140 SH622801
LL58 8SN Seiriol 53.301148 -4.066896 262359 380237 SH623802
LL58 8SP Seiriol 53.306832 -4.067276 262352 380870 SH623808
LL58 8SR Seiriol 53.305773 -4.070327 262145 380758 SH621807
LL58 8SS Seiriol 53.306845 -4.074781 261852 380886 SH618808
LL58 8ST Seiriol 53.307197 -4.079897 261512 380935 SH615809
LL58 8SU Seiriol 53.30659 -4.083249 261287 380874 SH612808
LL58 8SW Seiriol 53.305054 -4.069242 262215 380676 SH622806
LL58 8SY Seiriol 53.306519 -4.08988 260845 380879 SH608808
LL58 8TA Seiriol 53.308626 -4.090223 260829 381114 SH608811
LL58 8TB Seiriol 53.310534 -4.093705 260603 381333 SH606813
LL58 8TH Seiriol 53.276999 -4.121179 258662 377657 SH586776
LL58 8TL Seiriol 53.278489 -4.115748 259029 377812 SH590778
LL58 8TN Seiriol 53.283718 -4.131088 258024 378424 SH580784
LL58 8TP Seiriol 53.288774 -4.140897 257387 379006 SH573790
LL58 8TR Seiriol 53.294207 -4.160721 256084 379650 SH560796
LL58 8TS Seiriol 53.290818 -4.137233 257638 379226 SH576792
LL58 8TT Seiriol 53.289548 -4.139375 257491 379089 SH574790
LL58 8TU Seiriol 53.291663 -4.139226 257508 379324 SH575793
LL58 8TW Seiriol 53.288343 -4.1394 257485 378955 SH574789
LL58 8TX Seiriol 53.291433 -4.138059 257585 379296 SH575792
LL58 8TY Seiriol 53.290251 -4.139755 257468 379168 SH574791
LL58 8UA Seiriol 53.294371 -4.13765 257622 379622 SH576796
LL58 8UB Seiriol 53.295014 -4.142945 257271 379704 SH572797
LL58 8UD Seiriol 53.295092 -4.139037 257532 379705 SH575797
LL58 8UE Seiriol 53.294172 -4.139226 257516 379603 SH575796
LL58 8UF Seiriol 53.295119 -4.138048 257598 379706 SH575797
LL58 8UG Seiriol 53.294791 -4.136261 257716 379666 SH577796
LL58 8UH Seiriol 53.294478 -4.13471 257818 379628 SH578796
LL58 8UL Seiriol 53.297438 -4.1396 257502 379967 SH575799
LL58 8UN Seiriol 53.300301 -4.148362 256928 380303 SH569803
LL58 8UP Seiriol 53.301906 -4.142574 257319 380470 SH573804
LL58 8UR Seiriol 53.303544 -4.139474 257531 380646 SH575806
LL58 8UT Seiriol 53.305325 -4.140449 257472 380846 SH574808
LL58 8UU Seiriol 53.304591 -4.136285 257747 380756 SH577807
LL58 8UW Seiriol 53.30415 -4.144803 257178 380724 SH571807
LL58 8UY Seiriol 53.30842 -4.137827 257657 381185 SH576811
LL58 8WY Seiriol 53.309411 -4.140228 257500 381300 SH575812
LL58 8XB Seiriol 53.309782 -4.140097 257510 381341 SH575813
LL58 8YA Seiriol 53.308813 -4.134439 257884 381222 SH578812
LL58 8YB Seiriol 53.31114 -4.118403 258960 381449 SH589814
LL58 8YD Seiriol 53.308233 -4.117073 259039 381123 SH590811
LL58 8YE Seiriol 53.304464 -4.129794 258179 380729 SH581807
LL58 8YF Seiriol 53.297828 -4.121766 258692 379975 SH586799
LL58 8YG Seiriol 53.294056 -4.12407 258526 379560 SH585795
LL58 8YH Seiriol 53.255379 -4.103817 259749 375218 SH597752
LL58 8YL Seiriol 53.255389 -4.103203 259790 375218 SH597752
LL58 8YN Seiriol 53.261017 -4.101225 259940 375840 SH599758
LL58 8YP Seiriol 53.266621 -4.116796 258920 376494 SH589764
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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