whn V don't have a phone nd someone ask 4 phone #, V give neighbours phone # and call it PP # what PP stands 4

Question

when we don't have a phone and someone ask for phone numbver, we give neighbours phone number and call it PP number what this PP stands for ? what is its full form.

Answer 1

Private phone #
Personal phone #

Answer 2

that is not a homeschooling question, therefore here in the homeschooling category it is miscategorized.