| Road Name | Postcode Area | Postcode District | Postcode Sector |
|---|---|---|---|
| Cae Ffynnon | CF | CF31 | CF31 2 |
| Cae Ffynnon | CF | CF38 | CF38 1 |
| Cae Ffynnon | CF | CF71 | CF71 7 |
| Cae Ffynnon | CF | CF82 | CF82 7 |
| Cae Ffynnon | CF | CF83 | CF83 2 |
| Cae Ffynnon | LL | LL21 | LL21 0 |
| Cae Ffynnon | SA | SA17 | SA17 5 |
| Cae Ffynnon | SA | SA33 | SA33 5 |