| Locality | Post Code |
|---|---|
| Bay Ny Carrickey, Port Saint Mary | IM9 5LY, IM9 5LZ |
| Fistard, Port Saint Mary | IM9 |
| Glen Chass, Port Saint Mary | IM9 |
| Kentraugh, Port Saint Mary | IM9 |
| Port Saint Mary, Port Saint Mary | IM9 |
| The Howe, Port Saint Mary | IM9 5PR |
| Rushen Postal Codes | |
|---|---|
| Rushen | Port Saint Mary |
| Port Erin | Malew |
| Castletown | Arbory |