In 2016, Google opened its wireless *service*, Project Fi, up to the general public. Before that, users had to receive an invite and jump through a few hoops.
How to sign up for Google’s Project Fi – CNET
How to sign up for Google’s Project Fi CNETIn 2016, Google opened its wireless *service*, Project Fi, up to the general public. Before that, users had to receive an invite and jump through a few hoops.
How to sign up for Google's Project Fi CNET