| LL41 3RH information | |
|---|---|
| Postcode | LL41 3RH |
| Outward code | LL41 |
| Place | Tanygrisiau |
| Name | Place | Postcode |
|---|---|---|
| Afallon, Tanygrisiau | Tanygrisiau | LL41 3RH |
| Castell Barlwyd, Tanygrisiau | Tanygrisiau | LL41 3RH |
| Penrhiw, Tanygrisiau | Tanygrisiau | LL41 3RH |
| Tan y Graig, Tanygrisiau | Tanygrisiau | LL41 3RH |