All postcodes in SA4 5
| Postcode | Place | Type |
|---|---|---|
| SA4 5BR | Penllergaer | large user |
| SA4 5BS | Penllergaer | large user |
| SA4 5BU | Penllergaer | large user |
| SA4 5DD | Penllergaer | large user |
| SA4 5DH | Penllergaer | large user |
| SA4 5DU | Penllergaer | large user |
| SA4 5EE | Penllergaer | large user |
| SA4 5EF | Penllergaer | large user |
| SA4 5EG | Penllergaer | large user |
| SA4 5EH | Penllergaer | large user |
Places in sector SA4 5
- Penllergaer 10