What is the fastest way to create contacts?

Hello, I have over 4000 phone numbers in text books and I need to save them all in android phone. I want to ask is there a way to do it using PC? Or maybe I should do it by entering them one by one? Thank you in advance.

from Android Forums at AndroidCentral.com - Ask a Question http://ift.tt/2bEkTzt
via IFTTT