New Zealand is saying goodbye to 3G.

Are you ready for the change? 

FREE-TXT ‘3G’ to 550 to check you can stay connected. 

From the end of 2025, beginning of 2026, New Zealand’s 3G mobile networks will be shut down. This is happening so everyone can benefit from faster, more reliable 4G and 5G services. It’s important to check your device now to make sure you’ll stay connected. 

What’s happening? 

• 3G is shutting down from the end of 2025, beginning of 2026.

• All major providers (2degrees, One NZ, Spark) will turn off their 3G networks. 

• 3G-only devices will stop working. This includes older mobile phones, tablets, medical and security alarms, vehicle trackers, and other business or IoT devices that rely on 3G. 

• You may not be able to make calls or texts, including 111 emergency calls. 

• Most people are already using 4G or 5G devices and won’t need to do anything. But if you’re unsure, it’s important to check. 

What you need to do: 

• Text ‘3G’ to 550 to check you can stay connected. 

• If your device isn’t ready, check your settings or upgrade to a compatible phone or device. Affordable options are available through all providers. 

• Recycle your old device at any RE:MOBILE drop-off location 

For more information 

• Visit your mobile provider’s website for device compatibility lists, upgrade options and further support: 

• 2degrees 

• One NZ 

• Spark 

• Questions? Check our FAQ

• Access more resources and helpful tools at 3Gshutdown.co.nz
   

Don’t wait! Text ‘3G’ to 550 to check your device and stay connected 

FAQ

Do you have questions? Find the answers and helpful tips you need to stay connected.

1. What’s happening?
From the end of 2025, New Zealand’s mobile operators (2degrees, One NZ and Spark) will shutdown their 3G networks.  

2. Why is 3G being shutdown?
3G is old technology. Shutting it down makes room for faster, more reliable 4G and 5G networks.

3. Why does this matter?

• 3G-reliant phones, tablets, alarms and business/IoT devices will no longer work after the shutdown. 

• Most New Zealanders already use 4G or 5G devices, but if you’re unsure, it’s important to check. 

• Affordable, compatible devices are available, and support is available for those who need it.
   

4. Who is affected?
Anyone using a 3G-reliant phone, tablet, medical alarms, security alarms, business equipment, vehicle trackers and other IoT device.

Most New Zealanders already use 4G or 5G devices, but if you’re unsure, it’s important to check your device now. 

5. How can I check my phone?
FREE-TXT ‘3G’ to 550 to check you can stay connected.

Visit your mobile provider’s website or in-store for further support: 

• 2degrees  
• One NZ  
• Spark 

6. What do I do if my phone isn’t ready?
Follow guidance from your mobile provider. If action is needed, your provider will guide you through your next steps.

You may need to update your settings, software or upgrade your phone. Affordable options are available. 

7. How do I update my phone to use 4G/5G?

To update your phone, make sure your phone’s software is updated to the latest version. 

Turn on 4G/5G in your settings:
iPhone: Settings > Mobile > Mobile Data Options > Voice & Data > Select 4G/5G
Android: Settings > Mobile networks > Enable 4G/5G 

For step-by-step help, visit your provider’s website or ask in-store: 

• 2degrees  
• One NZ  
• Spark 

8. Do I need a new SIM card?
If your SIM card isn’t 4G capable, you may need a new one.

Your provider can help you transfer your number to a new SIM if needed.
 

9. What if my device was bought overseas?
Some imported devices may not work on New Zealand networks.

FREE-TXT ‘3G’ to 550 to check.

If your device is incompatible, you’ll need to upgrade. 

10. What other devices are affected?
Any connected devices that rely on 3G will stop working after the shutdown.

This includes some tablets, medical alarms, security alarms, and business/IoT devices.

Please contact your equipment or service provider to confirm if your device is affected and what to do. 

11. What about emergency calls?
3G-only devices won’t be able to make any calls, including 111, after the shutdown. It’s critical to check and update or upgrade your device so you can contact emergency services. 

12. If I need to upgrade, can I recycle my old phone?
Yes, recycle your old phone for free with RE:MOBILE.

Learn more: www.remobile.org.nz

13. Where can I get help?
Visit your mobile provider’s website or in-store for further support: 

• 2degrees  
• One NZ 
• Spark 

14. What can I do now?

FREE-TXT ‘3G’ to 550 to check you can stay connected.