Recorded friendship relationships between New Zealand councils and partners in Australia.
| NZ council | Partner | NZ region | Relationship | Since |
|---|---|---|---|---|
| Auckland Council | Brisbane | Auckland | Sister city | 1988 |
| Christchurch City Council | Adelaide | Canterbury | Sister city | 1972 |
| Gore District Council | Tamworth | Southland | Sister city | 1992-07 |
| Matamata-Piako District Council | Ballina | Waikato | Sister city | — |
| Porirua City Council | Blacktown | Wellington | Sister city | 1984-05 |
| Rotorua Lakes Council | Lake Macquarie | Bay of Plenty | Sister city | 1997 |
| Timaru District Council | Orange | Canterbury | Sister city | 1986-04 |
| Wellington City Council | Canberra | Wellington | Sister city | — |
| Wellington City Council | Sydney | Wellington | Sister city | — |
| Whanganui District Council | Toowoomba | Manawatū-Whanganui | Sister city | 1983 |