Will my phone contacts know I have instagram if I did not include my phone number??

I created a new email address, no one else knows this email address and i skipped find friends, both facebook and phone contacts. Will they get any no

I created a new email address, no one else knows this email address and i skipped find friends, both facebook and phone contacts. Will they get any notification saying I joined Instagram??

or:I created a new email address, no one else knows this email address and i skipped find friends, both facebook and phone contacts. Will they get any notification saying I joined Instagram??

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