Not exactly.Yes, it does apply to your phone records. That's why the government has to get a warrant to access them.
Cell Phone Privacy and Warrant Requirements - FindLaw
Cell phone privacy and warrant requirements are tied to the Fourth Amendment, but this is an area of law that has changed with the advancement of new technology. Learn about this and more at FindLaw's Criminal Rights section.criminal.findlaw.com
Suffice to say I don’t think the founders had a discernible opinion on whether data from your cellphone pinging GPS satellites is considered your papers or not.
Sharing data is done with third parties pursuant to their privacy policies, I haven't seen any privacy policy that says the data will be shared with government agencies upon request. Also the fourth amendment says you are to be secure in your person, home, papers and effects. Cell phone data could easily be considered your effects, since most records are paperless today. But cell phone data should carry the same restrictions as a land line.
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