To confirm your mobile number, just text the word go
to 827-222.
If you don’t get a reply saying that your number was confirmed or the response is "Message blocking is active," your mobile service provider may be blocking you from texting our number. Give your provider a call to see if they will let you text 827-222.
Google Voice users may have to login to http://google.com/voice in order to text the word go
to 827-222.
Still having trouble confirming your mobile number? We can help you at t.uber.com/support
If after doing this, and you still cannot create an application, please try to logout of the developer portal by visiting:
https://developer.uber.com/apps/logout
There was a caching issue where the developer portal didn't recognize when a mobile number was successfully confirmed.