This page provides postcode data for the Gwynedd Welsh preserved county. Gwynedd contains approximately 83,042 households with a population of about 191,561 (2011 census)
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| LL49 9PE | 52.927404 | -4.133551 | 256679 | 338798 | SH566387 | Yes |
| LL49 9PF | 52.926059 | -4.134348 | 256621 | 338650 | SH566386 | Yes |
| LL49 9PG | 52.925386 | -4.128274 | 257027 | 338563 | SH570385 | Yes |
| LL49 9PH | 52.928173 | -4.133291 | 256699 | 338883 | SH566388 | Yes |
| LL49 9PN | 52.930061 | -4.137833 | 256400 | 339102 | SH563391 | No |
| LL49 9PP | 52.935177 | -4.122743 | 257431 | 339641 | SH574396 | Yes |
| LL49 9PQ | 52.929694 | -4.125182 | 257249 | 339036 | SH572390 | Yes |
| LL49 9PR | 52.935085 | -4.133929 | 256679 | 339653 | SH566396 | Yes |
| LL49 9PS | 52.937899 | -4.139931 | 256285 | 339978 | SH562399 | Yes |
| LL49 9PT | 52.937264 | -4.142236 | 256128 | 339912 | SH561399 | Yes |
| LL49 9PU | 52.937679 | -4.142182 | 256133 | 339958 | SH561399 | Yes |
| LL49 9PW | 52.933626 | -4.142041 | 256129 | 339507 | SH561395 | Yes |
| LL49 9PY | 52.937963 | -4.143357 | 256055 | 339992 | SH560399 | Yes |
| LL49 9RA | 52.938721 | -4.141207 | 256202 | 340072 | SH562400 | Yes |
| LL49 9RB | 52.939268 | -4.141814 | 256163 | 340134 | SH561401 | Yes |
| LL49 9RD | 52.939986 | -4.140882 | 256228 | 340212 | SH562402 | Yes |
| LL49 9RE | 52.940737 | -4.139133 | 256348 | 340292 | SH563402 | Yes |
| LL49 9RF | 52.940246 | -4.138916 | 256361 | 340237 | SH563402 | Yes |
| LL49 9RG | 52.941563 | -4.138147 | 256417 | 340382 | SH564403 | Yes |
| LL49 9RH | 52.939498 | -4.143507 | 256050 | 340163 | SH560401 | Yes |
| LL49 9RL | 52.94003 | -4.144426 | 255990 | 340224 | SH559402 | Yes |
| LL49 9RN | 52.939425 | -4.146569 | 255844 | 340161 | SH558401 | Yes |
| LL49 9RP | 52.943556 | -4.155287 | 255272 | 340638 | SH552406 | Yes |
| LL49 9RR | 52.942724 | -4.160009 | 254952 | 340555 | SH549405 | Yes |
| LL49 9RS | 52.943346 | -4.160888 | 254895 | 340626 | SH548406 | Yes |
| LL49 9RT | 52.943722 | -4.160981 | 254890 | 340668 | SH548406 | Yes |
| LL49 9RU | 52.943276 | -4.16276 | 254769 | 340622 | SH547406 | Yes |
| LL49 9RW | 52.94156 | -4.154786 | 255299 | 340415 | SH552404 | Yes |
| LL49 9RY | 52.943263 | -4.162 | 254820 | 340619 | SH548406 | Yes |
| LL49 9SA | 52.942903 | -4.16298 | 254753 | 340581 | SH547405 | Yes |
| LL49 9SB | 52.94298 | -4.163207 | 254738 | 340590 | SH547405 | Yes |
| LL49 9SD | 52.943777 | -4.167831 | 254430 | 340688 | SH544406 | Yes |
| LL49 9SE | 52.946741 | -4.181257 | 253538 | 341045 | SH535410 | Yes |
| LL49 9SF | 52.944987 | -4.177864 | 253760 | 340843 | SH537408 | Yes |
| LL49 9SG | 52.940532 | -4.170734 | 254224 | 340333 | SH542403 | Yes |
| LL49 9SH | 52.935377 | -4.173884 | 253995 | 339766 | SH539397 | Yes |
| LL49 9SL | 52.932986 | -4.154598 | 255283 | 339461 | SH552394 | Yes |
| LL49 9SN | 52.94329 | -4.121562 | 257537 | 340541 | SH575405 | Yes |
| LL49 9SP | 52.952097 | -4.105157 | 258668 | 341488 | SH586414 | Yes |
| LL49 9SR | 52.965038 | -4.101914 | 258928 | 342921 | SH589429 | Yes |
| LL49 9SS | 52.951308 | -4.107039 | 258539 | 341404 | SH585414 | Yes |
| LL49 9ST | 52.951812 | -4.10751 | 258509 | 341461 | SH585414 | Yes |
| LL49 9SU | 52.952307 | -4.107489 | 258512 | 341516 | SH585415 | Yes |
| LL49 9SW | 52.951131 | -4.106375 | 258583 | 341383 | SH585413 | Yes |
| LL49 9SY | 52.952938 | -4.107907 | 258486 | 341587 | SH584415 | Yes |
| LL49 9TA | 52.953063 | -4.107958 | 258483 | 341601 | SH584416 | Yes |
| LL49 9TB | 52.952808 | -4.108124 | 258471 | 341573 | SH584415 | Yes |
| LL49 9TD | 52.95293 | -4.108874 | 258421 | 341588 | SH584415 | Yes |
| LL49 9TE | 52.953617 | -4.120252 | 257659 | 341687 | SH576416 | Yes |
| LL49 9TF | 52.962556 | -4.121151 | 257628 | 342683 | SH576426 | Yes |
| LL49 9TG | 52.938763 | -4.143873 | 256023 | 340082 | SH560400 | Yes |
| LL49 9TN | 52.91968 | -4.133111 | 256683 | 337938 | SH566379 | Yes |
| LL49 9TP | 52.917741 | -4.134965 | 256552 | 337726 | SH565377 | Yes |
| LL49 9TR | 52.916342 | -4.136725 | 256429 | 337574 | SH564375 | Yes |
| LL49 9TS | 52.915475 | -4.136475 | 256443 | 337477 | SH564374 | Yes |
| LL49 9TT | 52.915173 | -4.135746 | 256491 | 337442 | SH564374 | Yes |
| LL49 9TU | 52.914877 | -4.135211 | 256526 | 337408 | SH565374 | Yes |
| LL49 9TW | 52.917468 | -4.133151 | 256673 | 337692 | SH566376 | Yes |
| LL49 9TY | 52.91393 | -4.13686 | 256412 | 337306 | SH564373 | Yes |
| LL49 9UA | 52.914731 | -4.136839 | 256416 | 337395 | SH564373 | Yes |
| LL49 9UB | 52.915156 | -4.137708 | 256359 | 337444 | SH563374 | Yes |
| LL49 9UD | 52.91537 | -4.138299 | 256320 | 337469 | SH563374 | Yes |
| LL49 9UE | 52.915778 | -4.139137 | 256265 | 337516 | SH562375 | Yes |
| LL49 9UF | 52.913909 | -4.140056 | 256197 | 337310 | SH561373 | Yes |
| LL49 9UG | 52.912447 | -4.147346 | 255702 | 337162 | SH557371 | Yes |
| LL49 9UH | 52.916738 | -4.137727 | 256363 | 337620 | SH563376 | Yes |
| LL49 9UN | 52.924724 | -4.134594 | 256600 | 338502 | SH565385 | No |
| LL49 9UP | 52.922483 | -4.13371 | 256652 | 338251 | SH566382 | Yes |
| LL49 9UR | 52.921549 | -4.13966 | 256249 | 338159 | SH562381 | Yes |
| LL49 9UT | 52.91693 | -4.151019 | 255470 | 337668 | SH554376 | Yes |
| LL49 9UU | 52.913067 | -4.156762 | 255071 | 337250 | SH550372 | Yes |
| LL49 9UW | 52.924851 | -4.134035 | 256638 | 338515 | SH566385 | Yes |
| LL49 9UY | 52.914077 | -4.161557 | 254752 | 337372 | SH547373 | Yes |
| LL49 9WY | 52.913407 | -4.163785 | 254600 | 337302 | SH545373 | No |
| LL49 9WZ | 52.930577 | -4.14009 | 256250 | 339164 | SH562391 | No |
| LL49 9YA | 52.910018 | -4.166709 | 254392 | 336931 | SH543369 | Yes |
| LL49 9YB | 52.911409 | -4.16782 | 254322 | 337088 | SH543370 | Yes |
| LL49 9YD | 52.914537 | -4.169359 | 254229 | 337439 | SH542374 | Yes |
| LL49 9YE | 52.909634 | -4.175896 | 253773 | 336907 | SH537369 | Yes |
| LL49 9YF | 52.913128 | -4.174153 | 253902 | 337292 | SH539372 | Yes |
| LL49 9YG | 52.913705 | -4.173051 | 253978 | 337354 | SH539373 | Yes |
| LL49 9YH | 52.91708 | -4.178278 | 253638 | 337740 | SH536377 | Yes |
| LL49 9YJ | 52.914046 | -4.16575 | 254470 | 337377 | SH544373 | Yes |
| LL49 9YL | 52.918925 | -4.190419 | 252828 | 337970 | SH528379 | Yes |
| LL49 9YN | 52.930988 | -4.171001 | 254174 | 339272 | SH541392 | Yes |
| LL49 9YP | 52.90952 | -4.165926 | 254443 | 336874 | SH544368 | No |
| LL49 9YQ | 52.912105 | -4.166159 | 254436 | 337162 | SH544371 | Yes |
| LL49 9YR | 52.913057 | -4.163232 | 254636 | 337262 | SH546372 | Yes |
| LL49 9YS | 52.912936 | -4.166929 | 254387 | 337256 | SH543372 | Yes |
| LL49 9YU | 52.915436 | -4.173807 | 253933 | 337548 | SH539375 | Yes |
| LL49 9YW | 52.921115 | -4.17253 | 254038 | 338177 | SH540381 | Yes |
| LL49 9ZA | 52.923437 | -4.166963 | 254420 | 338424 | SH544384 | No |
| LL49 9ZB | 52.930577 | -4.14009 | 256250 | 339164 | SH562391 | No |
| LL49 9ZD | 52.930595 | -4.140106 | 256249 | 339166 | SH562391 | No |
| LL49 9ZE | 52.923437 | -4.166963 | 254420 | 338424 | SH544384 | No |
| LL49 9ZF | 52.927248 | -4.138751 | 256329 | 338791 | SH563387 | No |
| LL49 9ZG | 52.927248 | -4.138751 | 256329 | 338791 | SH563387 | No |
| LL49 9ZH | 52.923437 | -4.166963 | 254420 | 338424 | SH544384 | No |
| LL49 9ZJ | 52.930595 | -4.140106 | 256249 | 339166 | SH562391 | No |
| LL49 9ZL | 52.927248 | -4.138751 | 256329 | 338791 | SH563387 | No |
| LL49 9ZN | 52.927248 | -4.138751 | 256329 | 338791 | SH563387 | No |
| LL49 9ZP | 52.930595 | -4.140106 | 256249 | 339166 | SH562391 | Yes |
| LL49 9ZR | 52.930595 | -4.140106 | 256249 | 339166 | SH562391 | No |
| LL49 9ZY | 52.930577 | -4.14009 | 256250 | 339164 | SH562391 | No |
| LL51 9AB | 52.969579 | -4.198283 | 252472 | 343620 | SH524436 | Yes |
| LL51 9AJ | 52.967209 | -4.21651 | 251240 | 343394 | SH512433 | Yes |
| LL51 9AL | 52.972898 | -4.24011 | 249675 | 344076 | SH496440 | Yes |
| LL51 9AQ | 52.969579 | -4.198283 | 252472 | 343620 | SH524436 | Yes |
| LL51 9AX | 52.99417 | -4.192439 | 252948 | 346343 | SH529463 | Yes |
| LL51 9AZ | 52.96738 | -4.160821 | 254980 | 343299 | SH549432 | Yes |
| LL51 9BQ | 52.951906 | -4.142468 | 256161 | 341541 | SH561415 | Yes |
| LL51 9DJ | 53.000995 | -4.27802 | 247229 | 347281 | SH472472 | Yes |
| LL51 9DQ | 52.996369 | -4.269759 | 247767 | 346749 | SH477467 | Yes |
| LL51 9DX | 53.000525 | -4.282839 | 246904 | 347239 | SH469472 | Yes |
| LL51 9DZ | 52.998189 | -4.291136 | 246339 | 346997 | SH463469 | Yes |
| LL51 9EJ | 52.993605 | -4.292488 | 246232 | 346490 | SH462464 | Yes |
| LL51 9EQ | 53.001663 | -4.302126 | 245614 | 347407 | SH456474 | Yes |
| LL51 9EX | 52.976708 | -4.289314 | 246385 | 344604 | SH463446 | Yes |
| LL51 9EZ | 52.969123 | -4.269909 | 247661 | 343719 | SH476437 | Yes |
| LL51 9HX | 52.952785 | -4.195302 | 252615 | 341746 | SH526417 | Yes |
| LL51 9HZ | 52.961036 | -4.229773 | 250328 | 342735 | SH503427 | Yes |
| LL51 9LJ | 52.969948 | -4.259661 | 248352 | 343789 | SH483437 | Yes |
| LL51 9LQ | 52.96727 | -4.252492 | 248824 | 343476 | SH488434 | Yes |
| LL51 9LX | 52.9778 | -4.265181 | 248008 | 344674 | SH480446 | Yes |
| LL51 9LZ | 52.990609 | -4.272884 | 247537 | 346115 | SH475461 | Yes |
| LL51 9NJ | 52.972649 | -4.238102 | 249809 | 344044 | SH498440 | Yes |
| LL51 9NQ | 52.972555 | -4.237829 | 249827 | 344033 | SH498440 | Yes |
| LL51 9NX | 52.973133 | -4.239095 | 249744 | 344100 | SH497440 | Yes |
| LL51 9NZ | 52.973001 | -4.238477 | 249785 | 344084 | SH497440 | Yes |
| LL51 9PJ | 52.95579 | -4.246208 | 249206 | 342186 | SH492421 | Yes |
| LL51 9PQ | 52.958792 | -4.260018 | 248288 | 342549 | SH482425 | Yes |
| LL51 9RJ | 52.966732 | -4.23239 | 250172 | 343374 | SH501433 | Yes |
| LL51 9RQ | 52.964796 | -4.22678 | 250542 | 343147 | SH505431 | Yes |
| LL51 9RX | 52.972123 | -4.236913 | 249887 | 343983 | SH498439 | Yes |
| LL51 9RZ | 52.972986 | -4.236898 | 249891 | 344079 | SH498440 | Yes |
| LL51 9SJ | 52.973357 | -4.239657 | 249707 | 344126 | SH497441 | Yes |
| LL51 9SQ | 52.973399 | -4.238811 | 249764 | 344129 | SH497441 | Yes |
| LL51 9SX | 52.973413 | -4.240494 | 249651 | 344134 | SH496441 | Yes |
| LL51 9SZ | 52.972513 | -4.242458 | 249516 | 344038 | SH495440 | Yes |
| LL51 9TJ | 52.970714 | -4.241993 | 249541 | 343837 | SH495438 | Yes |
| LL51 9TQ | 52.972125 | -4.24153 | 249577 | 343993 | SH495439 | Yes |
| LL51 9TX | 52.974566 | -4.24036 | 249664 | 344262 | SH496442 | Yes |
| LL51 9TZ | 52.975928 | -4.231077 | 250292 | 344394 | SH502443 | Yes |
| LL51 9UJ | 52.977767 | -4.244176 | 249419 | 344626 | SH494446 | Yes |
| LL51 9UQ | 52.977951 | -4.235843 | 249979 | 344629 | SH499446 | Yes |
| LL51 9UX | 52.982992 | -4.244119 | 249441 | 345207 | SH494452 | Yes |
| LL51 9YT | 52.949636 | -4.182742 | 253448 | 341370 | SH534413 | Yes |
| LL51 9YU | 52.958205 | -4.191035 | 252920 | 342340 | SH529423 | Yes |
| LL51 9YY | 52.960056 | -4.20374 | 252073 | 342572 | SH520425 | Yes |
| LL51 9ZA | 52.923437 | -4.166963 | 254420 | 338424 | SH544384 | No |
| LL52 0AA | 52.919997 | -4.234224 | 249887 | 338180 | SH498381 | Yes |
| LL52 0AB | 52.920356 | -4.234733 | 249854 | 338221 | SH498382 | Yes |
| LL52 0AD | 52.92094 | -4.234778 | 249853 | 338286 | SH498382 | Yes |
| LL52 0AE | 52.921428 | -4.234625 | 249865 | 338340 | SH498383 | Yes |
| LL52 0AF | 52.919379 | -4.233151 | 249957 | 338109 | SH499381 | Yes |
| LL52 0AG | 52.920544 | -4.232854 | 249981 | 338238 | SH499382 | Yes |
| LL52 0AH | 52.921222 | -4.232204 | 250027 | 338312 | SH500383 | Yes |
| LL52 0AL | 52.92069 | -4.231329 | 250084 | 338251 | SH500382 | Yes |
| LL52 0AN | 52.921262 | -4.232965 | 249976 | 338318 | SH499383 | No |
| LL52 0AP | 52.922353 | -4.234226 | 249895 | 338442 | SH498384 | Yes |
| LL52 0AQ | 52.918733 | -4.236896 | 249703 | 338045 | SH497380 | Yes |
| LL52 0AR | 52.923176 | -4.2311 | 250108 | 338527 | SH501385 | Yes |
| LL52 0AS | 52.922773 | -4.234382 | 249886 | 338489 | SH498384 | Yes |
| LL52 0AT | 52.923073 | -4.23468 | 249867 | 338523 | SH498385 | Yes |
| LL52 0AU | 52.923684 | -4.235187 | 249835 | 338592 | SH498385 | Yes |
| LL52 0AW | 52.921949 | -4.233238 | 249960 | 338395 | SH499383 | Yes |
| LL52 0AX | 52.916428 | -4.237565 | 249650 | 337790 | SH496377 | Yes |
| LL52 0AY | 52.921104 | -4.233716 | 249924 | 338302 | SH499383 | Yes |
| LL52 0AZ | 52.922161 | -4.234856 | 249852 | 338422 | SH498384 | Yes |
| LL52 0BA | 52.923243 | -4.235165 | 249835 | 338543 | SH498385 | Yes |
| LL52 0BB | 52.924226 | -4.235989 | 249783 | 338654 | SH497386 | Yes |
| LL52 0BD | 52.923823 | -4.238304 | 249626 | 338614 | SH496386 | Yes |
| LL52 0BE | 52.925337 | -4.237132 | 249710 | 338780 | SH497387 | Yes |
| LL52 0BF | 52.9257 | -4.236987 | 249721 | 338820 | SH497388 | Yes |
| LL52 0BG | 52.926369 | -4.238688 | 249609 | 338898 | SH496388 | Yes |
| LL52 0BH | 52.925687 | -4.239546 | 249549 | 338824 | SH495388 | Yes |
| LL52 0BJ | 52.926123 | -4.237917 | 249660 | 338869 | SH496388 | Yes |
| LL52 0BL | 52.924781 | -4.23752 | 249682 | 338719 | SH496387 | Yes |
| LL52 0BN | 52.924881 | -4.238418 | 249622 | 338732 | SH496387 | Yes |
| LL52 0BP | 52.92474 | -4.238292 | 249630 | 338716 | SH496387 | Yes |
| LL52 0BR | 52.930595 | -4.140106 | 256249 | 339166 | SH562391 | No |
| LL52 0BS | 52.91953 | -4.235628 | 249791 | 338131 | SH497381 | Yes |
| LL52 0BT | 52.919417 | -4.234477 | 249868 | 338116 | SH498381 | Yes |
| LL52 0BU | 52.918876 | -4.236487 | 249731 | 338060 | SH497380 | Yes |
| LL52 0BW | 52.918374 | -4.235434 | 249800 | 338002 | SH497380 | No |
| LL52 0BY | 52.919181 | -4.233646 | 249923 | 338088 | SH499380 | Yes |
| LL52 0DA | 52.919204 | -4.233365 | 249942 | 338090 | SH499380 | Yes |
| LL52 0DB | 52.918678 | -4.232163 | 250021 | 338029 | SH500380 | Yes |
| LL52 0DD | 52.91872 | -4.23328 | 249946 | 338036 | SH499380 | Yes |
| LL52 0DE | 52.918786 | -4.231722 | 250051 | 338040 | SH500380 | Yes |
| LL52 0DF | 52.919328 | -4.232508 | 250000 | 338102 | SH499381 | No |
| LL52 0DG | 52.917754 | -4.232546 | 249992 | 337927 | SH499379 | Yes |
| LL52 0DH | 52.917313 | -4.23303 | 249957 | 337879 | SH499378 | Yes |
| LL52 0DL | 52.917742 | -4.231757 | 250045 | 337924 | SH500379 | Yes |
| LL52 0DN | 52.917817 | -4.231107 | 250089 | 337931 | SH500379 | Yes |
| LL52 0DP | 52.917146 | -4.232352 | 250002 | 337859 | SH500378 | Yes |
| LL52 0DR | 52.916928 | -4.233456 | 249928 | 337837 | SH499378 | Yes |
| LL52 0DS | 52.917142 | -4.234017 | 249891 | 337862 | SH498378 | Yes |
| LL52 0DT | 52.916732 | -4.233833 | 249902 | 337816 | SH499378 | Yes |
| LL52 0DU | 52.916655 | -4.234096 | 249884 | 337808 | SH498378 | Yes |