| Road Name | Postcode Area | Postcode District | Postcode Sector |
|---|---|---|---|
| HEOLDDU | CF | CF81 | CF81 8 |
| HEOLDDU AVENUE | CF | CF81 | CF81 8 |
| HEOLDDU CRESCENT | CF | CF81 | CF81 8 |
| HEOLDDU DRIVE | CF | CF81 | CF81 8 |
| HEOLDDU GREEN | CF | CF81 | CF81 8 |
| HEOLDDU GROVE | CF | CF81 | CF81 8 |
| HEOLDDU ROAD | CF | CF81 | CF81 8 |
| HEOLDDU ROAD | NP | NP12 | NP12 2 |