Caernarfon parish postcodes
This page provides postcode data for the Caernarfon parish. Caernarfon contains approximately 4,267 households with a population of about 9,602 (2011 census)
Code: W04000056
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Key
Active postcode
Postcode no longer in use
Active postcode
Postcode no longer in use| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| LL54 5RG | 53.120591 | -4.27911 | 247579 | 360585 | SH475605 | Yes |
| LL54 5RL | 53.12466 | -4.275559 | 247831 | 361030 | SH478610 | Yes |
| LL54 5RR | 53.13839 | -4.281652 | 247472 | 362570 | SH474625 | Yes |
| LL54 5RS | 53.135701 | -4.278863 | 247649 | 362265 | SH476622 | Yes |
| LL54 5RT | 53.135064 | -4.282552 | 247400 | 362202 | SH473622 | No |
| LL54 5WA | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 5WD | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 5WE | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 5ZB | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 5ZF | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 6ZA | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 6ZH | 53.140294 | -4.248185 | 249717 | 362711 | SH497627 | No |
| LL54 6ZU | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 6ZY | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 7ZA | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 7ZB | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 7ZG | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL54 7ZN | 53.140294 | -4.248185 | 249717 | 362711 | SH497627 | No |
| LL54 7ZS | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL55 1AA | 53.142421 | -4.273971 | 248000 | 363002 | SH479630 | No |
| LL55 1AB | 53.140123 | -4.274223 | 247975 | 362747 | SH479627 | Yes |
| LL55 1AD | 53.139726 | -4.273828 | 248000 | 362702 | SH479627 | No |
| LL55 1AE | 53.141194 | -4.27419 | 247981 | 362866 | SH479628 | No |
| LL55 1AF | 53.14063 | -4.27407 | 247987 | 362803 | SH479628 | Yes |
| LL55 1AG | 53.140787 | -4.274811 | 247938 | 362822 | SH479628 | Yes |
| LL55 1AH | 53.140888 | -4.274697 | 247946 | 362833 | SH479628 | No |
| LL55 1AL | 53.140943 | -4.274595 | 247953 | 362839 | SH479628 | No |
| LL55 1AN | 53.141013 | -4.274225 | 247978 | 362846 | SH479628 | Yes |
| LL55 1AP | 53.141374 | -4.274185 | 247982 | 362886 | SH479628 | No |
| LL55 1AR | 53.142664 | -4.273954 | 248002 | 363029 | SH480630 | Yes |
| LL55 1AS | 53.141555 | -4.273656 | 248018 | 362905 | SH480629 | Yes |
| LL55 1AT | 53.141365 | -4.274184 | 247982 | 362885 | SH479628 | Yes |
| LL55 1AU | 53.141523 | -4.273923 | 248000 | 362902 | SH479629 | No |
| LL55 1AW | 53.141543 | -4.274268 | 247977 | 362905 | SH479629 | No |
| LL55 1AY | 53.142508 | -4.272704 | 248085 | 363009 | SH480630 | Yes |
| LL55 1BA | 53.14433 | -4.271006 | 248205 | 363208 | SH482632 | Yes |
| LL55 1BB | 53.14501 | -4.269771 | 248290 | 363281 | SH482632 | Yes |
| LL55 1BD | 53.145258 | -4.269933 | 248280 | 363309 | SH482633 | Yes |
| LL55 1BE | 53.147082 | -4.268579 | 248377 | 363509 | SH483635 | Yes |
| LL55 1BF | 53.145285 | -4.268051 | 248406 | 363308 | SH484633 | Yes |
| LL55 1BG | 53.146935 | -4.267315 | 248461 | 363490 | SH484634 | Yes |
| LL55 1BH | 53.146401 | -4.267526 | 248445 | 363431 | SH484634 | Yes |
| LL55 1BL | 53.148585 | -4.267073 | 248483 | 363673 | SH484636 | Yes |
| LL55 1BN | 53.141897 | -4.272238 | 248114 | 362940 | SH481629 | Yes |
| LL55 1BP | 53.142355 | -4.267522 | 248431 | 362981 | SH484629 | Yes |
| LL55 1BS | 53.142284 | -4.266083 | 248527 | 362970 | SH485629 | Yes |
| LL55 1BT | 53.142414 | -4.26443 | 248638 | 362981 | SH486629 | Yes |
| LL55 1BU | 53.142412 | -4.263129 | 248725 | 362978 | SH487629 | Yes |
| LL55 1BW | 53.141301 | -4.273298 | 248041 | 362876 | SH480628 | Yes |
| LL55 1BY | 53.142983 | -4.262412 | 248775 | 363040 | SH487630 | Yes |
| LL55 1BZ | 53.142531 | -4.275292 | 247912 | 363017 | SH479630 | Yes |
| LL55 1DA | 53.143755 | -4.263424 | 248710 | 363128 | SH487631 | Yes |
| LL55 1DB | 53.142599 | -4.262242 | 248785 | 362997 | SH487629 | Yes |
| LL55 1DD | 53.142579 | -4.261433 | 248839 | 362993 | SH488629 | Yes |
| LL55 1DE | 53.142039 | -4.262407 | 248772 | 362935 | SH487629 | Yes |
| LL55 1DF | 53.141614 | -4.259693 | 248952 | 362882 | SH489628 | Yes |
| LL55 1DG | 53.14288 | -4.260268 | 248918 | 363024 | SH489630 | Yes |
| LL55 1DH | 53.143113 | -4.260295 | 248917 | 363050 | SH489630 | Yes |
| LL55 1DJ | 53.146115 | -4.261754 | 248830 | 363387 | SH488633 | Yes |
| LL55 1DL | 53.145033 | -4.259544 | 248974 | 363262 | SH489632 | Yes |
| LL55 1DN | 53.143633 | -4.261773 | 248820 | 363111 | SH488631 | Yes |
| LL55 1DP | 53.145722 | -4.260208 | 248932 | 363340 | SH489633 | Yes |
| LL55 1DQ | 53.145806 | -4.262859 | 248755 | 363355 | SH487633 | Yes |
| LL55 1DR | 53.144145 | -4.261351 | 248850 | 363167 | SH488631 | Yes |
| LL55 1DS | 53.145563 | -4.260992 | 248879 | 363324 | SH488633 | Yes |
| LL55 1DT | 53.146553 | -4.259549 | 248979 | 363431 | SH489634 | Yes |
| LL55 1DU | 53.147653 | -4.258395 | 249060 | 363551 | SH490635 | Yes |
| LL55 1DW | 53.145753 | -4.257622 | 249105 | 363338 | SH491633 | Yes |
| LL55 1DY | 53.148399 | -4.256535 | 249187 | 363630 | SH491636 | Yes |
| LL55 1EA | 53.147617 | -4.255582 | 249248 | 363541 | SH492635 | Yes |
| LL55 1EB | 53.146722 | -4.259647 | 248973 | 363450 | SH489634 | Yes |
| LL55 1ED | 53.146259 | -4.257978 | 249083 | 363395 | SH490633 | Yes |
| LL55 1EE | 53.142367 | -4.261228 | 248852 | 362969 | SH488629 | Yes |
| LL55 1EF | 53.145897 | -4.256209 | 249200 | 363351 | SH491633 | Yes |
| LL55 1EG | 53.143926 | -4.270955 | 248207 | 363163 | SH482631 | Yes |
| LL55 1EH | 53.143924 | -4.270566 | 248233 | 363162 | SH482631 | Yes |
| LL55 1EL | 53.14437 | -4.269378 | 248314 | 363209 | SH483632 | Yes |
| LL55 1EN | 53.1486 | -4.264412 | 248661 | 363669 | SH486636 | Yes |
| LL55 1EP | 53.140979 | -4.273192 | 248047 | 362840 | SH480628 | Yes |
| LL55 1ER | 53.145343 | -4.268787 | 248357 | 363316 | SH483633 | No |
| LL55 1ES | 53.14523 | -4.268138 | 248400 | 363302 | SH483633 | No |
| LL55 1ET | 53.144273 | -4.268296 | 248386 | 363196 | SH483631 | Yes |
| LL55 1EU | 53.142925 | -4.267792 | 248415 | 363045 | SH484630 | Yes |
| LL55 1EW | 53.142421 | -4.273971 | 248000 | 363002 | SH479630 | No |
| LL55 1EY | 53.144158 | -4.266346 | 248516 | 363179 | SH485631 | Yes |
| LL55 1HA | 53.143421 | -4.267265 | 248452 | 363099 | SH484630 | Yes |
| LL55 1HB | 53.144116 | -4.265716 | 248558 | 363173 | SH485631 | Yes |
| LL55 1HD | 53.144226 | -4.265139 | 248597 | 363184 | SH485631 | Yes |
| LL55 1HE | 53.14345 | -4.265247 | 248587 | 363098 | SH485630 | Yes |
| LL55 1HF | 53.143928 | -4.264256 | 248655 | 363149 | SH486631 | Yes |
| LL55 1HG | 53.143914 | -4.264988 | 248606 | 363149 | SH486631 | Yes |
| LL55 1HH | 53.145039 | -4.263043 | 248740 | 363270 | SH487632 | Yes |
| LL55 1HJ | 53.145988 | -4.265605 | 248572 | 363381 | SH485633 | Yes |
| LL55 1HL | 53.144545 | -4.264408 | 248647 | 363218 | SH486632 | Yes |
| LL55 1HN | 53.145286 | -4.26515 | 248600 | 363302 | SH485633 | No |
| LL55 1HP | 53.1454 | -4.265335 | 248588 | 363315 | SH485633 | Yes |
| LL55 1HR | 53.146185 | -4.265197 | 248600 | 363402 | SH485634 | No |
| LL55 1HS | 53.147067 | -4.264675 | 248638 | 363499 | SH486634 | Yes |
| LL55 1HT | 53.146696 | -4.264775 | 248630 | 363458 | SH486634 | Yes |
| LL55 1HU | 53.146262 | -4.266308 | 248526 | 363413 | SH485634 | Yes |
| LL55 1HW | 53.14589 | -4.264135 | 248670 | 363367 | SH486633 | Yes |
| LL55 1HY | 53.144981 | -4.267481 | 248443 | 363273 | SH484632 | Yes |
| LL55 1LA | 53.144917 | -4.268046 | 248405 | 363267 | SH484632 | Yes |
| LL55 1LB | 53.144331 | -4.26809 | 248400 | 363202 | SH483632 | No |
| LL55 1LE | 53.148868 | -4.265473 | 248591 | 363701 | SH485637 | Yes |
| LL55 1LF | 53.150598 | -4.263351 | 248739 | 363889 | SH487638 | Yes |
| LL55 1LH | 53.142421 | -4.273971 | 248000 | 363002 | SH479630 | No |
| LL55 1LL | 53.149534 | -4.262083 | 248820 | 363768 | SH488637 | Yes |
| LL55 1LN | 53.149942 | -4.265709 | 248579 | 363821 | SH485638 | Yes |
| LL55 1LP | 53.153102 | -4.264051 | 248701 | 364169 | SH487641 | Yes |
| LL55 1LR | 53.152623 | -4.260914 | 248909 | 364109 | SH489641 | Yes |
| LL55 1LS | 53.154239 | -4.25913 | 249034 | 364285 | SH490642 | Yes |
| LL55 1LW | 53.151574 | -4.263566 | 248728 | 363998 | SH487639 | Yes |
| LL55 1NA | 53.140217 | -4.268397 | 248365 | 362745 | SH483627 | Yes |
| LL55 1NB | 53.140746 | -4.267991 | 248394 | 362803 | SH483628 | Yes |
| LL55 1ND | 53.140247 | -4.269176 | 248313 | 362750 | SH483627 | Yes |
| LL55 1NE | 53.139998 | -4.269013 | 248323 | 362722 | SH483627 | Yes |
| LL55 1NF | 53.139783 | -4.270841 | 248200 | 362702 | SH481627 | No |
| LL55 1NG | 53.139783 | -4.270841 | 248200 | 362702 | SH481627 | No |
| LL55 1NH | 53.139726 | -4.273828 | 248000 | 362702 | SH479627 | No |
| LL55 1NL | 53.138857 | -4.272287 | 248100 | 362602 | SH480626 | No |
| LL55 1NN | 53.140096 | -4.27328 | 248038 | 362742 | SH480627 | Yes |
| LL55 1NP | 53.139752 | -4.272977 | 248057 | 362703 | SH480627 | Yes |
| LL55 1NR | 53.142421 | -4.273971 | 248000 | 363002 | SH479630 | No |
| LL55 1NS | 53.14051 | -4.272793 | 248072 | 362787 | SH480627 | Yes |
| LL55 1NT | 53.140596 | -4.27537 | 247900 | 362802 | SH478628 | No |
| LL55 1NU | 53.140567 | -4.276863 | 247800 | 362802 | SH477628 | No |
| LL55 1NW | 53.140277 | -4.272796 | 248071 | 362761 | SH480627 | Yes |
| LL55 1NY | 53.142421 | -4.273971 | 248000 | 363002 | SH479630 | No |
| LL55 1PA | 53.141053 | -4.270728 | 248212 | 362843 | SH482628 | Yes |
| LL55 1PB | 53.141352 | -4.270625 | 248220 | 362876 | SH482628 | Yes |
| LL55 1PD | 53.14158 | -4.270936 | 248200 | 362902 | SH481629 | No |
| LL55 1PE | 53.141531 | -4.271128 | 248187 | 362897 | SH481628 | Yes |
| LL55 1PF | 53.142228 | -4.269953 | 248268 | 362972 | SH482629 | Yes |
| LL55 1PG | 53.142253 | -4.268624 | 248357 | 362972 | SH483629 | Yes |
| LL55 1PH | 53.142062 | -4.269227 | 248316 | 362952 | SH483629 | Yes |
| LL55 1PL | 53.141791 | -4.269736 | 248281 | 362923 | SH482629 | Yes |
| LL55 1PN | 53.141435 | -4.269074 | 248324 | 362882 | SH483628 | Yes |
| LL55 1PP | 53.14082 | -4.273034 | 248057 | 362822 | SH480628 | Yes |
| LL55 1PR | 53.140935 | -4.273653 | 248016 | 362836 | SH480628 | Yes |
| LL55 1PS | 53.14308 | -4.25968 | 248958 | 363045 | SH489630 | Yes |
| LL55 1PT | 53.140762 | -4.269951 | 248263 | 362809 | SH482628 | Yes |
| LL55 1PU | 53.143061 | -4.258274 | 249052 | 363040 | SH490630 | Yes |
| LL55 1PW | 53.141326 | -4.268709 | 248348 | 362869 | SH483628 | Yes |
| LL55 1QL | 53.140749 | -4.272088 | 248120 | 362812 | SH481628 | No |
| LL55 1RB | 53.139976 | -4.274858 | 247932 | 362732 | SH479627 | Yes |
| LL55 1RD | 53.140428 | -4.274748 | 247941 | 362782 | SH479627 | No |
| LL55 1RF | 53.140224 | -4.275529 | 247888 | 362761 | SH478627 | Yes |
| LL55 1RG | 53.140909 | -4.275446 | 247896 | 362837 | SH478628 | Yes |
| LL55 1RH | 53.140838 | -4.275861 | 247868 | 362830 | SH478628 | Yes |
| LL55 1RL | 53.140567 | -4.276863 | 247800 | 362802 | SH477628 | No |
| LL55 1RN | 53.140636 | -4.277525 | 247756 | 362811 | SH477628 | Yes |
| LL55 1RP | 53.139669 | -4.276816 | 247800 | 362702 | SH477627 | No |
| LL55 1RR | 53.140268 | -4.276085 | 247851 | 362767 | SH478627 | Yes |
| LL55 1RS | 53.143974 | -4.259009 | 249006 | 363143 | SH490631 | Yes |
| LL55 1RT | 53.141278 | -4.276871 | 247802 | 362881 | SH478628 | Yes |
| LL55 1RU | 53.141652 | -4.276577 | 247823 | 362922 | SH478629 | Yes |
| LL55 1RW | 53.14101 | -4.27581 | 247872 | 362849 | SH478628 | Yes |
| LL55 1RY | 53.141012 | -4.273388 | 248034 | 362844 | SH480628 | No |
| LL55 1SA | 53.141737 | -4.27682 | 247807 | 362932 | SH478629 | Yes |
| LL55 1SB | 53.148007 | -4.255393 | 249262 | 363584 | SH492635 | No |
| LL55 1SD | 53.139641 | -4.278309 | 247700 | 362702 | SH476627 | No |
| LL55 1SE | 53.140459 | -4.276902 | 247797 | 362790 | SH477627 | Yes |
| LL55 1SF | 53.139641 | -4.278309 | 247700 | 362702 | SH476627 | No |
| LL55 1SG | 53.139694 | -4.278357 | 247697 | 362708 | SH476627 | Yes |
| LL55 1SH | 53.140255 | -4.277206 | 247776 | 362768 | SH477627 | Yes |
| LL55 1SL | 53.139786 | -4.277779 | 247736 | 362717 | SH477627 | No |
| LL55 1SN | 53.140641 | -4.278183 | 247712 | 362813 | SH477628 | Yes |
| LL55 1SP | 53.141466 | -4.277344 | 247771 | 362903 | SH477629 | Yes |
| LL55 1SQ | 53.143478 | -4.275088 | 247929 | 363122 | SH479631 | Yes |
| LL55 1SR | 53.142158 | -4.277859 | 247739 | 362981 | SH477629 | Yes |
| LL55 1SS | 53.142052 | -4.276792 | 247810 | 362967 | SH478629 | Yes |
| LL55 1ST | 53.141377 | -4.274962 | 247930 | 362888 | SH479628 | Yes |
| LL55 1SU | 53.141593 | -4.275422 | 247900 | 362913 | SH478629 | Yes |
| LL55 1SW | 53.141181 | -4.277673 | 247748 | 362872 | SH477628 | Yes |
| LL55 1SY | 53.141887 | -4.274615 | 247955 | 362944 | SH479629 | Yes |
| LL55 1SZ | 53.141274 | -4.274688 | 247948 | 362876 | SH479628 | No |
| LL55 1TA | 53.141828 | -4.275823 | 247874 | 362940 | SH478629 | Yes |
| LL55 1TB | 53.142328 | -4.274579 | 247959 | 362993 | SH479629 | Yes |
| LL55 1TD | 53.14268 | -4.274553 | 247962 | 363032 | SH479630 | Yes |
| LL55 1TE | 53.143291 | -4.275512 | 247900 | 363102 | SH478631 | No |
| LL55 1TF | 53.143291 | -4.275512 | 247900 | 363102 | SH478631 | No |
| LL55 1TG | 53.142503 | -4.275336 | 247909 | 363014 | SH479630 | No |
| LL55 1TH | 53.14455 | -4.275025 | 247937 | 363241 | SH479632 | Yes |
| LL55 1TL | 53.140607 | -4.274802 | 247938 | 362802 | SH479628 | No |
| LL55 1TP | 53.158025 | -4.252897 | 249464 | 364693 | SH494646 | Yes |
| LL55 1TW | 53.15732 | -4.257841 | 249131 | 364625 | SH491646 | Yes |
| LL55 1UH | 53.151984 | -4.244294 | 250018 | 364003 | SH500640 | Yes |
| LL55 1ZA | 53.140294 | -4.248185 | 249717 | 362711 | SH497627 | No |
| LL55 1ZB | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL55 1ZD | 53.148217 | -4.255703 | 249242 | 363608 | SH492636 | No |
| LL55 1ZE | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL55 1ZF | 53.148217 | -4.255703 | 249242 | 363608 | SH492636 | No |
| LL55 1ZG | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL55 1ZH | 53.140255 | -4.277206 | 247776 | 362768 | SH477627 | Yes |
| LL55 1ZP | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL55 1ZU | 53.140304 | -4.248171 | 249718 | 362712 | SH497627 | No |
| LL55 2AA | 53.139461 | -4.27362 | 248013 | 362672 | SH480626 | No |
| LL55 2AB | 53.139445 | -4.272543 | 248085 | 362668 | SH480626 | Yes |
| LL55 2AD | 53.139601 | -4.272865 | 248064 | 362686 | SH480626 | Yes |
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
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