| LL21 9SN information | |
|---|---|
| Code postal | LL21 9SN |
| code extérieur | LL21 |
| Endroit | Derwen |
| Nom | Endroit | Code postal |
|---|---|---|
| Gernant, Derwen | Derwen | LL21 9SN |
| Glan Clwyd, Derwen | Derwen | LL21 9SN |
| Glyn Bach, Derwen | Derwen | LL21 9SN |
| Glyn Mawr, Derwen | Derwen | LL21 9SN |
| Nant Morfydd, Derwen | Derwen | LL21 9SN |
| Ty Isaf, Derwen | Derwen | LL21 9SN |
| Tyn y Coed, Derwen | Derwen | LL21 9SN |
| Tyn y Glyn, Derwen | Derwen | LL21 9SN |