One NZ is the former Vodafone NZ, bought from Vodafone Group in 2019 by a consortium including Infratil, now its 99.8% owner. It runs its own 4G and 5G mobile network and sells fibre over wholesale networks. Its 2G and 3G networks were fully retired in March 2026.

Fixed network
- Technologies
- Fibre
- Coverage
- New Zealand
One NZ no longer sells ADSL, VDSL or cable (HFC) broadband. Its EonFibre business sells high-capacity fibre links wholesale.

Mobile network
- Network used
- One NZ
- Technologies
- 5G4GSatellite
- Subscribers
- 1.98M· March 2026, incl. 54k MVNO
- Coverage
- New Zealand
4G and 5G reach 99% of where people live and work, and about 60% of the land. 5G covered up to 70% of the population in March 2026.