| NZ council | Porirua City Council |
|---|---|
| NZ region | Wellington |
| Partner | Blacktown |
| Country | Australia |
| Province or state | New South Wales |
| Relationship | Sister city |
| Established | May 1984 |
| Status | Active |
Porirua City Council and Blacktown, Australia, are recorded as a friendship relationship of the “sister city” type established in May 1984.
Source: poriruacity.govt.nz