Does the Opel Mobile 4G HomePhone 2 work on Contact Mobile?

Not confirmed

We can't confirm Contact Mobile enables 4G calling on this phone, which it needs to make calls. We don't recommend it for Contact Mobile until we can.

Last checked 16 October 2026.

We can't yet confirm any of the phones we list make calls on Contact Mobile.

How we worked it out

2G calls: Contact Mobile has no 2G network.
4G bands: Shares 4G bands with Contact Mobile: B1, B3, B7, B8, B28.
4G calling: We haven't confirmed whether Contact Mobile enables 4G calling on this phone.

Contact Mobile runs on One NZ's network, so it uses One NZ's masts and bands.

About 2G: One NZ finished switching off 2G and 3G on 23 March 2026.

About 4G calling: One NZ lists the phones it has tested and approved for 4G calling. It says a listed phone bought elsewhere will probably work, but it can't confirm unlisted ones.

Did it work for you?

Have you used the Opel Mobile 4G HomePhone 2 on Contact Mobile? Tell us whether it made calls. We read every report. Once we've checked it, your answers and note may appear on this page, without your name or email. Reports don't change verdicts on their own, but they tell us what to check next.

Could you make and receive calls? Yes No Sometimes

Did the phone show 4G calling (VoLTE) as on?

Look for a VoLTE or HD icon by the signal bars, or a 4G calling setting.

Yes No Don't know

When did you try it?

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See all networks, features and specs for the Opel Mobile 4G HomePhone 2 · Other phones on Contact Mobile