Postcodes in Gwynedd page 27 Unitary Authority

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

In 2021, Gwynedd contained approximately 51,100 households with a population of about 117,400

In 2011, Gwynedd contained approximately 52,450 households with a population of about 121,818

Website: https://www.gwynedd.llyw.cymru/

Parishes in this Unitary Authority
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
LL52 0DR Criccieth 52.916928 -4.233456 249928 337837 SH499378
LL52 0DS Criccieth 52.917142 -4.234017 249891 337862 SH498378
LL52 0DT Criccieth 52.916732 -4.233833 249902 337816 SH499378
LL52 0DU Criccieth 52.916655 -4.234096 249884 337808 SH498378
LL52 0DW Criccieth 52.919918 -4.238906 249572 338181 SH495381
LL52 0DY Criccieth 52.916579 -4.233378 249932 337798 SH499377
LL52 0EA Criccieth 52.915889 -4.234191 249875 337723 SH498377
LL52 0EB Criccieth 52.916017 -4.234525 249853 337738 SH498377
LL52 0ED Criccieth 52.916237 -4.234343 249866 337762 SH498377
LL52 0EE Criccieth 52.916469 -4.234429 249861 337788 SH498377
LL52 0EF Criccieth 52.915723 -4.235848 249763 337708 SH497377
LL52 0EG Criccieth 52.915941 -4.237139 249677 337735 SH496377
LL52 0EH Criccieth 52.916217 -4.23635 249731 337764 SH497377
LL52 0EJ Criccieth 52.916363 -4.23957 249515 337787 SH495377
LL52 0EL Criccieth 52.915574 -4.237551 249648 337695 SH496376
LL52 0EN Criccieth 52.915765 -4.23887 249560 337719 SH495377
LL52 0EP Criccieth 52.916521 -4.238329 249599 337802 SH495378
LL52 0ER Criccieth 52.916279 -4.240205 249472 337779 SH494377
LL52 0ES Criccieth 52.917263 -4.237638 249648 337883 SH496378
LL52 0EY Criccieth 52.919496 -4.233648 249924 338123 SH499381
LL52 0HA Criccieth 52.919514 -4.233173 249955 338124 SH499381
LL52 0HB Criccieth 52.919789 -4.231431 250074 338151 SH500381
LL52 0HD Criccieth 52.919498 -4.232086 250029 338120 SH500381
LL52 0HE Criccieth 52.919516 -4.231611 250061 338121 SH500381
LL52 0HF Criccieth 52.919191 -4.231653 250057 338085 SH500380
LL52 0HG Criccieth 52.918832 -4.231174 250088 338044 SH500380
LL52 0HH Criccieth 52.919067 -4.231097 250094 338070 SH500380
LL52 0HL Criccieth 52.918323 -4.230508 250131 337986 SH501379
LL52 0HN Criccieth 52.918928 -4.230822 250112 338054 SH501380
LL52 0HP Criccieth 52.920479 -4.228194 250294 338221 SH502382
LL52 0HQ Criccieth 52.920191 -4.23111 250097 338195 SH500381
LL52 0HR Criccieth 52.921626 -4.224549 250543 338341 SH505383
LL52 0HS Criccieth 52.919184 -4.233007 249966 338087 SH499380
LL52 0HT Criccieth 52.920693 -4.223995 250577 338236 SH505382
LL52 0HU Criccieth 52.919861 -4.223283 250622 338142 SH506381
LL52 0HW Criccieth 52.919261 -4.229872 250177 338089 SH501380
LL52 0HY Criccieth 52.9206 -4.222205 250697 338222 SH506382
LL52 0HZ Criccieth 52.91997 -4.224642 250531 338157 SH505381
LL52 0LA Criccieth 52.920763 -4.219298 250893 338234 SH508382
LL52 0LB Criccieth 52.920871 -4.229806 250187 338268 SH501382
LL52 0LD Criccieth 52.922465 -4.22968 250201 338445 SH502384
LL52 0LE Criccieth 52.925274 -4.228068 250319 338754 SH503387
LL52 0LF Criccieth 52.921631 -4.228119 250303 338349 SH503383
LL52 0LG Criccieth 52.922101 -4.228977 250247 338403 SH502384
LL52 0LJ Llanystumdwy 52.916721 -4.297586 245616 337950 SH456379
LL52 0LL Criccieth 52.920583 -4.242272 249348 338262 SH493382
LL52 0LN Criccieth 52.922734 -4.240747 249458 338498 SH494384
LL52 0LP Llanystumdwy 52.929916 -4.258869 248265 339335 SH482393
LL52 0LR Llanystumdwy 52.922875 -4.279137 246878 338595 SH468385
LL52 0LS Llanystumdwy 52.920223 -4.281497 246710 338305 SH467383
LL52 0LT Llanystumdwy 52.922245 -4.293222 245929 338555 SH459385
LL52 0LU Llanystumdwy 52.929813 -4.275113 247172 339358 SH471393
LL52 0LW Llanystumdwy 52.924934 -4.257985 248307 338779 SH483387
LL52 0LY Llanystumdwy 52.935138 -4.269365 247578 339938 SH475399
LL52 0NA Llanystumdwy 52.936104 -4.265383 247848 340037 SH478400
LL52 0NB Llanystumdwy 52.938458 -4.255088 248549 340277 SH485402
LL52 0ND Llanystumdwy 52.936571 -4.252177 248738 340061 SH487400
LL52 0NF Llanystumdwy 52.937363 -4.242143 249415 340128 SH494401
LL52 0NG Llanystumdwy 52.940166 -4.235561 249867 340426 SH498404
LL52 0NH Llanystumdwy 52.931667 -4.247637 249026 339506 SH490395
LL52 0NL Llanystumdwy 52.943307 -4.261071 248163 340829 SH481408
LL52 0NN Llanystumdwy 52.94431 -4.26081 248185 340940 SH481409
LL52 0NP Llanystumdwy 52.952126 -4.257347 248445 341802 SH484418
LL52 0NR Llanystumdwy 52.952469 -4.262472 248101 341851 SH481418
LL52 0NS Llanystumdwy 52.950174 -4.269229 247640 341610 SH476416
LL52 0NT Llanystumdwy 52.952588 -4.284481 246624 341911 SH466419
LL52 0NU Llanystumdwy 52.958435 -4.301109 245527 342597 SH455425
LL52 0NW Llanystumdwy 52.946878 -4.26148 248149 341227 SH481412
LL52 0NY Llanystumdwy 52.964445 -4.292552 246124 343247 SH461432
LL52 0PA Llanystumdwy 52.956484 -4.27495 247277 342324 SH472423
LL52 0PB Llanystumdwy 52.944309 -4.277808 247043 340976 SH470409
LL52 0PD Llanystumdwy 52.934134 -4.284193 246578 339858 SH465398
LL52 0PE Dolbenmaen 52.934481 -4.197619 252397 339715 SH523397
LL52 0PF Criccieth 52.931339 -4.215271 251200 339402 SH511394
LL52 0PH Criccieth 52.928948 -4.23159 250095 339170 SH500391
LL52 0PL Criccieth 52.925663 -4.233221 249974 338808 SH499388
LL52 0PN Llanystumdwy 52.934827 -4.238351 249661 339838 SH496398
LL52 0PP Criccieth 52.92191 -4.220428 250821 338364 SH508383
LL52 0PR Criccieth 52.921371 -4.220921 250786 338305 SH507383
LL52 0PS Criccieth 52.927166 -4.218257 250985 338944 SH509389
LL52 0PT Dolbenmaen 52.933208 -4.198417 252339 339575 SH523395
LL52 0PU Dolbenmaen 52.934783 -4.191518 252808 339736 SH528397
LL52 0PW Dolbenmaen 52.945302 -4.222549 250759 340970 SH507409
LL52 0PY Dolbenmaen 52.93526 -4.19245 252747 339791 SH527397
LL52 0RA Dolbenmaen 52.934483 -4.198988 252305 339718 SH523397
LL52 0RB Dolbenmaen 52.938456 -4.202434 252087 340167 SH520401
LL52 0RD Dolbenmaen 52.945965 -4.192188 252801 340981 SH528409
LL52 0RE Dolbenmaen 52.948097 -4.204725 251966 341244 SH519412
LL52 0RF Dolbenmaen 52.951812 -4.216243 251205 341681 SH512416
LL52 0RG Criccieth 52.925738 -4.240679 249473 338832 SH494388
LL52 0RN Criccieth 52.918993 -4.237415 249669 338075 SH496380
LL52 0RP Criccieth 52.920098 -4.240804 249445 338205 SH494382
LL52 0RR Criccieth 52.918448 -4.240585 249454 338021 SH494380
LL52 0RS Criccieth 52.916796 -4.243787 249233 337844 SH492378
LL52 0RT Criccieth 52.917133 -4.240711 249441 337875 SH494378
LL52 0RU Criccieth 52.91644 -4.241701 249372 337800 SH493377
LL52 0RW Criccieth 52.918596 -4.237484 249663 338031 SH496380
LL52 0RY Criccieth 52.919102 -4.242107 249353 338097 SH493380
LL52 0SA Llanystumdwy 52.921007 -4.251205 248749 338328 SH487383
LL52 0SB Llanystumdwy 52.918712 -4.261276 248064 338094 SH480380
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