LL21 1 postcodes Conwy
This is a list of postcodes in the LL21 1 area covering the areas of Corwen, Cynwyd, Glanrafon, Glasfryn, Llandrillo, Llangwm, Maerdy, Ty Nant, Betws Gwerfil Goch, Bryneglwys, Carrog, Cerrigydrudion, Clawdd Poncen, Derwen, Glyndyfrdwy, Gwyddelwern, Llanfihangel Glyn Myfyr, Llidiart-y-Parc, Melin-y-Wig, Conwy.
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LL21 0 LL21 1 LL21 9Nearby districts
LL15 LL16 LL20 LL23 LL17 LL19 LL14 LL18 SY10 LL24Nearby sectors
LL21 9 LL21 0 LL15 2 LL15 9 LL15 1 SY10 0 LL20 8 LL16 4 LL20 9 LL16 9Click to view map
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Postcode no longer in use- Page 1 of 1 (17 postcodes, 2 active)
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| LL21 1AA | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AB | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AD | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AE | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AF | 52.981468 | -3.373997 | 307848 | 343564 | SJ078435 | No |
| LL21 1AG | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AH | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AJ | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AL | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AN | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AP | 52.981477 | -3.373997 | 307848 | 343565 | SJ078435 | No |
| LL21 1AQ | 52.981483 | -3.373999 | 307848 | 343566 | SJ078435 | Yes |
| LL21 1AR | 52.981483 | -3.373999 | 307848 | 343566 | SJ078435 | No |
| LL21 1AS | 52.981483 | -3.373999 | 307848 | 343566 | SJ078435 | No |
| LL21 1AT | 52.981483 | -3.373999 | 307848 | 343566 | SJ078435 | No |
| LL21 1AU | 52.981483 | -3.373999 | 307848 | 343566 | SJ078435 | Yes |
| LL21 1ZZ | 0 | 0 | No |
- Page 1 of 1 (17 postcodes, 2 active)
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