Use TwinNumber with Viber.
Setting up Viber with a U.S. number, or keeping one after moving abroad? Use a real U.S. mobile number and get the code to register on Viber right in your browser.
- What we tested
- Receiving SMS verification codes
- Line type
- Mobile
- Last tested
- Oct 12, 2026
We re-test Viber regularly and update this date.
What Viber uses your number for
- Activating Viber with a six-digit code, mostly by automated call.
- Identifying you to the people you chat with.
- Linking your desktop and tablet apps to the same account.
Add your TwinNumber on Viber
- 01
Use your phone
The number can only be changed on a phone, and the change then applies to your other devices.
- 02
Open Account settings
Tap More, then Settings, then Account, then Change phone number.
- 03
Confirm the new number
Enter and confirm the new number, then type the six-digit code sent by SMS or call.
- 04
Back up your chats
Viber recommends backing up your chat history after changing numbers.
Why the line type matters
Messaging apps often check whether a number is mobile, landline or VoIP before sending a code, and many turn VoIP numbers away. TwinNumber numbers are registered as mobile.
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WeChatQuestions
Can I activate Viber with an internet phone number?
No, Viber does not accept VoIP numbers for activation. TwinNumber numbers are registered as mobile.
Will my contacts get my new number?
Contacts who have your old number saved are notified of the new one; contacts you blocked are not.
Who can see my number on Viber?
People you chat with can; members of communities and channels you join cannot.
Do I need to live in the U.S.?
No. TwinNumber works from 150+ countries with just a browser and an internet connection.
Is TwinNumber affiliated with Viber?
No. We test our numbers with popular services and publish the results. Viber is a trademark of its owner.
What if a code doesn't arrive?
Request a new code, then check your inbox and notification settings. If it keeps failing, contact us and we'll look into it.
Ready for Viber codes?
Join the waitlist and be among the first to get your U.S. mobile number.