Use a free Japan (+81) virtual phone number to receive Signal SMS verification codes online. No registration required.
Browse our list of free Japan virtual phone numbers and pick one that's currently online.
Go to Signal's sign-up or verification page and enter the selected phone number.
Come back to this page and wait for the verification code from Signal. Usually arrives within 30 seconds.
Enter the received code on Signal to complete your verification. Done!
Looking for a free Japan phone number to verify your Signal account? SMS-Bus provides hundreds of active Japan virtual numbers with +81 country code that work perfectly with Signal SMS verification.
Our Japan numbers receive Signal verification codes in real-time, typically within 10-30 seconds. Simply choose a number from the list above, enter it on Signal's verification page, and watch the code appear on this page. It's completely free, requires no registration, and works 24/7.
If one number doesn't work with Signal, try another Japan number from our list. We refresh numbers regularly to ensure high success rates. You can also try numbers from other countries — we offer free virtual numbers from over 20 countries worldwide.