One NZ coverage map
Check the One NZ coverage map anywhere in New Zealand. Sogudo shows estimated One NZ 4G and 5G network coverage at street level - computed from public antenna data, so you can see what One NZ actually delivers at your address before you commit.
How good is One NZ coverage?
One NZ has one of the largest networks in New Zealand, with solid 4G reach beyond the cities and growing 5G in larger towns. But One NZ coverage changes from street to street - use the map above to check the expected signal exactly where you need it.
One NZ 5G coverage
Switch the map to 5G to see One NZ 5G coverage areas. Where 5G is unavailable, the phone falls back to One NZ 4G. The One NZ 5G map is modeled from antenna data and updated monthly.
Check One NZ coverage at your address
Enter an address or postcode and Sogudo shows the expected One NZ coverage and network type at that exact point. Move the marker to compare neighbouring streets - useful for a new flat, office or trip.
The network behind the map
What One NZ actually runs in New Zealand, counted from the same antenna data the map is built on.
2,557
Antenna sites
No. 1 of 3 by site count
- 4G
- 2,547
- 5G
- 1,176
3G
One NZ shut down its 3G network in March 2026.
Shared networks
Where One NZ carries traffic on another operator's radio network, and on what terms.
a network sharing agreement (MOCN) with RCG
Sources: thercg.co.nz · comcom.govt.nz
a national roaming agreement plus RAN sharing with 2degrees
~200 shared rural sites (RAN sharing agreement)
Sources: 2degrees.nz · comcom.govt.nz
Frequency bands
How many One NZ sites use each band.
4G
| Band | Sites |
|---|---|
| 700 MHz | 1,928 |
| 900 MHz | 345 |
| 1800 MHz | 204 |
| 2100 MHz | 59 |
| 2600 MHz | 11 |
One NZ runs its 4G network on 700, 900, 1800, 2100, and 2600 MHz.
5G
| Band | Sites |
|---|---|
| 3500 MHz | 1,176 |
One NZ runs its 5G network on 3500 MHz.
One NZ compared with Spark, 2degrees
The best network depends on location. Compare the One NZ coverage map with Spark, 2degrees at the same address to see who delivers the strongest signal where you are.
Frequently asked questions about One NZ coverage
Does One NZ have good coverage in New Zealand?
One NZ ranks No. 1 of 3 in New Zealand by site count. That is the national picture: coverage still changes street by street, so search your own address on the map above.
Does One NZ offer 5G in New Zealand?
Yes. One NZ runs 5G from 1,176 of its sites. Switch the map to 5G to see the covered areas.
Is the One NZ map up to date?
The map is built from antenna data dated August 2026, and the One NZ network facts were last verified on August 14, 2026. Sogudo does not resell One NZ data.
Is Sogudo affiliated with One NZ?
No. Sogudo is independent and computes coverage from public antenna data.