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Website/Service/Company NameDescription of website or service's purposeList of affected users/would-be users

Add your name or increment the tally here if you've been adversely affected by this service's phone requirement		Uses phone number to restrict the number of accounts a person can have

(In parentheses: Allowed number of accounts)		Requires phone to sign upRequires phone to activate/verify your account, after you've signed up

N/A, if Yes in previous column		Requires phone number to use the service, on an ongoing basisUses phone number for ongoing communications/notifications from the companyUses phone number for ongoing communications with other users of the serviceMust it be a cell phone, not a landline phone?Their justification for requiring a phone number

Please include a link to where they say so		Does it have any competitors who don't require a phone number?

If so, who are they, and are they equivalent?

Please include an as-of date, because companies appear and go out of business regularly.		Contact info for the company

Please contact them and share your thoughts on their phone requirement with them, if you feel like it. The more they hear about this, the more likely they may be to change their policy.		WorkaroundsComments

Append your comment to the current content of the cell, in the format "<name> says: <comment>"
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FreelancerPlatform to hire people and be hired by people for all kinds of freelance workIan Oliver (PointyOintment), +0??Yes, if not to sign upYesNoYes (No)??
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Google (in many countries)Massive online conglomerateIan Oliver (PointyOintment), +0Yes (5)YesN/ANoNoNoNo?Temporary phone number websites have worked occasionally, but Google seems to try to block them. Landline phone works. You can use a proxy or VPN service to pretend to be in a different country.
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KagglePlaform for data science and machine learning competitions, with real money prizesIan Oliver (PointyOintment), +0Yes (1)NoYesNoNoNoNoI cannot verify my phone number, I have no phone:
Unfortunately, we require all participants verify via SMS or telephone. If you do not have a phone available we are not able to verify your account.		https://www.kaggle.com/contactLandline phone works.PointyOintment says: Only requires a phone to activate your account; phone is not used for anything after that AFAIK.
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MowSnowPros (on the worker side, at least)Uber for yard servicesIan Oliver (PointyOintment), +0?YesN/A?????PointyOintment says: Signup form has phone number as a required field. However, AFAICT, all communication between clients and yard workers is done via the app.
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UpworkPlatform to hire people and be hired by people for all kinds of freelance work<insert names here>, +0????????
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