This is a list of postcodes in the LL18 2 area covering the areas of Rhyl, Bodelwyddan, Cwm Dyserth, Kinmel Bay, Dyserth, Gwaenysgor, Rhuddlan, Trelawnyd, Conwy. The area contains approximately 3,414 households with a population of about 7,916 (2011 census)
 Active postcode
Active postcode 
   Postcode no longer in use
Postcode no longer in use| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? | 
|---|---|---|---|---|---|---|
| LL18 2TT | 53.308086 | -3.48522 | 301135 | 380045 | SJ011800 | Yes | 
| LL18 2TU | 53.291345 | -3.465705 | 302397 | 378156 | SJ023781 | Yes | 
| LL18 2TW | 53.293934 | -3.462838 | 302594 | 378440 | SJ025784 | Yes | 
| LL18 2TX | 53.292789 | -3.464524 | 302479 | 378315 | SJ024783 | Yes | 
| LL18 2TY | 53.29079 | -3.466976 | 302311 | 378096 | SJ023780 | Yes | 
| LL18 2TZ | 53.292364 | -3.463294 | 302560 | 378266 | SJ025782 | Yes | 
| LL18 2UA | 53.291594 | -3.465953 | 302381 | 378184 | SJ023781 | Yes | 
| LL18 2UB | 53.290958 | -3.467222 | 302295 | 378115 | SJ022781 | Yes | 
| LL18 2UD | 53.290486 | -3.467641 | 302266 | 378063 | SJ022780 | Yes | 
| LL18 2UE | 53.292771 | -3.465274 | 302429 | 378314 | SJ024783 | Yes | 
| LL18 2UF | 53.294081 | -3.466204 | 302370 | 378461 | SJ023784 | Yes | 
| LL18 2UG | 53.293528 | -3.464369 | 302491 | 378397 | SJ024783 | Yes | 
| LL18 2UH | 53.293429 | -3.463661 | 302538 | 378385 | SJ025783 | Yes | 
| LL18 2UJ | 53.293683 | -3.459813 | 302795 | 378408 | SJ027784 | Yes | 
| LL18 2UL | 53.294717 | -3.463495 | 302552 | 378528 | SJ025785 | Yes | 
| LL18 2UN | 53.29471 | -3.465535 | 302416 | 378530 | SJ024785 | Yes | 
| LL18 2UP | 53.293888 | -3.465057 | 302446 | 378438 | SJ024784 | Yes | 
| LL18 2UQ | 53.291884 | -3.466474 | 302347 | 378217 | SJ023782 | Yes | 
| LL18 2UR | 53.292951 | -3.468205 | 302234 | 378338 | SJ022783 | Yes | 
| LL18 2US | 53.291705 | -3.467938 | 302249 | 378199 | SJ022781 | Yes | 
| LL18 2UT | 53.291838 | -3.470238 | 302096 | 378217 | SJ020782 | Yes | 
| LL18 2UU | 53.291338 | -3.469936 | 302115 | 378161 | SJ021781 | Yes | 
| LL18 2UW | 53.295372 | -3.464267 | 302502 | 378602 | SJ025786 | Yes | 
| LL18 2UX | 53.291882 | -3.467359 | 302288 | 378218 | SJ022782 | Yes | 
| LL18 2UY | 53.290652 | -3.468037 | 302240 | 378082 | SJ022780 | Yes | 
| LL18 2WA | 53.289925 | -3.468612 | 302200 | 378002 | SJ021780 | No | 
| LL18 2WB | 53.289925 | -3.468612 | 302200 | 378002 | SJ021780 | No | 
| LL18 2WD | 53.289925 | -3.468612 | 302200 | 378002 | SJ021780 | No | 
| LL18 2WE | 53.289925 | -3.468612 | 302200 | 378002 | SJ021780 | No | 
| LL18 2WZ | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2YA | 53.291188 | -3.46828 | 302225 | 378142 | SJ022781 | Yes | 
| LL18 2YB | 53.306223 | -3.478882 | 301553 | 379829 | SJ015798 | Yes | 
| LL18 2YD | 53.302387 | -3.467719 | 302288 | 379387 | SJ022793 | Yes | 
| LL18 2YE | 53.293919 | -3.467729 | 302268 | 378445 | SJ022784 | Yes | 
| LL18 2YF | 53.310855 | -3.472828 | 301967 | 380336 | SJ019803 | No | 
| LL18 2YG | 53.293833 | -3.468806 | 302196 | 378437 | SJ021784 | Yes | 
| LL18 2YH | 53.294481 | -3.468033 | 302249 | 378508 | SJ022785 | Yes | 
| LL18 2YL | 53.295731 | -3.468046 | 302251 | 378647 | SJ022786 | Yes | 
| LL18 2YN | 53.295183 | -3.468747 | 302203 | 378587 | SJ022785 | Yes | 
| LL18 2YP | 53.310322 | -3.473034 | 301952 | 380277 | SJ019802 | Yes | 
| LL18 2YR | 53.311756 | -3.482825 | 301303 | 380450 | SJ013804 | Yes | 
| LL18 2YS | 53.309519 | -3.473292 | 301933 | 380188 | SJ019801 | Yes | 
| LL18 2YU | 53.293227 | -3.469835 | 302126 | 378371 | SJ021783 | Yes | 
| LL18 2YW | 53.296257 | -3.468379 | 302230 | 378706 | SJ022787 | Yes | 
| LL18 2ZA | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZB | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZD | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZE | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZF | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZG | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZH | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZJ | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZL | 53.30865 | -3.475964 | 301753 | 380095 | SJ017800 | No | 
| LL18 2ZN | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZP | 53.30873 | -3.476056 | 301747 | 380104 | SJ017801 | No | 
| LL18 2ZQ | 53.308374 | -3.475729 | 301768 | 380064 | SJ017800 | No | 
| LL18 2ZR | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZS | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No | 
| LL18 2ZT | 53.3191 | -3.484356 | 301218 | 381269 | SJ012812 | No |