| SY20 8SJ information | |
|---|---|
| Postcode | SY20 8SJ |
| Outward code | SY20 |
| Place | Melin-Byrhedyn |
| Name | Place | Postcode |
|---|---|---|
| Byrhedyn, Melin-Byrhedyn | Melin-Byrhedyn | SY20 8SJ |
| Cefn Byrhedyn, Melin-Byrhedyn | Melin-Byrhedyn | SY20 8SJ |
| Craiglan Ddu, Melin-Byrhedyn | Melin-Byrhedyn | SY20 8SJ |
| Hafan Wen, Melin-Byrhedyn | Melin-Byrhedyn | SY20 8SJ |
| Pant yr Onnen, Melin-Byrhedyn | Melin-Byrhedyn | SY20 8SJ |
| Penpompren, Melin-Byrhedyn | Melin-Byrhedyn | SY20 8SJ |
| Y Felin, Melin-Byrhedyn | Melin-Byrhedyn | SY20 8SJ |
| Yr Efail, Melin-Byrhedyn | Melin-Byrhedyn | SY20 8SJ |