I believe Google only requires a phone number if you're using a proxy, and for good reason: they've had a ton of abuse from proxies. You can buy some PVAs from

I believe Google only requires a phone number if you're using a proxy, and for good reason: they've had a ton of abuse from proxies. You can buy some PVAs from someone on Fiverr using bitcoin if you really want to stay anonymous, or if you try hard enough you could probably find an unblocked proxy, or use a library or something.