Troubleshooting UK mobile numbers for outbound calling
UK numbers are designated as mobile by having a 07 prefix. These numbers are often used by customers as they prefer to reach out with a number in the mobile class. Mobile numbers cannot call UK freephone numbers with an 08 prefix. This limitation is related to carrier policies.
Zoom Phone users in the United Kingdom (UK) should be aware that mobile numbers cannot make calls to premium destination numbers. This article explains this limitation and provides a workaround solution.
Requirements for using UK mobile numbers
- Zoom Phone license
- A UK mobile number provisioned through Zoom Phone
Limitations for using UK mobile numbers
Using UK mobile numbers has the following limitations:
- UK mobile numbers provisioned through Zoom Phone currently cannot make calls to premium destination numbers. This is a known limitation.
Note: This limitation only affects mobile numbers. UK landline numbers can successfully reach premium destination numbers.
How to troubleshoot outbound calling issues with UK mobile numbers
Use a workaround solution
If you need to call premium destination numbers from your Zoom Phone service, follow these steps:
- Use a Zoom Phone UK landline number instead of a mobile number when calling premium destinations.
- Make the call using the landline number.
Note: We are aware of this limitation and are considering implementing an enhancement in the future to support premium number calling from UK mobile numbers.
Request a feature enhancement
If this limitation significantly impacts your business needs, submit a feature request through your Zoom account. Provide details about your specific use case for premium number calling from UK mobile numbers.
Troubleshoot additional issues
- If you experience any other issues with outbound calling using UK mobile numbers:
- Verify you are not attempting to call premium destination numbers with a mobile number.
- Test calling the same destination using a UK landline number through Zoom Phone.
- If issues persist with non-premium numbers, contact Zoom support for assistance.