This is a list of postcodes in the LL29 7 area covering the areas of Colwyn Bay, Llanelian, Llysfaen, Old Colwyn, Conwy. The area contains approximately 2,003 households with a population of about 4,634 (2011 census)
 Active postcode
Active postcode 
   Postcode no longer in use
Postcode no longer in use| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? | 
|---|---|---|---|---|---|---|
| LL29 7YU | 53.297854 | -3.749099 | 283526 | 379305 | SH835793 | Yes | 
| LL29 7YW | 53.295135 | -3.743196 | 283912 | 378993 | SH839789 | Yes | 
| LL29 7YY | 53.296969 | -3.746287 | 283711 | 379202 | SH837792 | Yes | 
| LL29 7ZA | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZB | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZD | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZE | 53.297769 | -3.729603 | 284825 | 379264 | SH848792 | No | 
| LL29 7ZF | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZG | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZH | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZJ | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZL | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZN | 53.29699 | -3.746678 | 283685 | 379205 | SH836792 | No | 
| LL29 7ZP | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No | 
| LL29 7ZW | 53.297745 | -3.729407 | 284838 | 379261 | SH848792 | No |