This[1] would seem to indicate you can use a U2F device[2] as an alternative to providing a cell phone for verification.
[1] https://www.google.com/landing/2step/#tab=how-it-works
[2] http://googleonlinesecurity.blogspot.com/2014/10/strengtheni...
This[1] would seem to indicate you can use a U2F device[2] as an alternative to providing a cell phone for verification.
[1] https://www.google.com/landing/2step/#tab=how-it-works
[2] http://googleonlinesecurity.blogspot.com/2014/10/strengtheni...