HarperCollins Publishing House Customer Service & Support Phone Number

Here in this listing we are detailing the complete contact information of HarperCollins Publications, here we are including such as phone number, email address and customer support formation.  HarperCollins Publishers LLC is the largest book publishing company in the world. The company was actively well known in the publishing known in the field since 1999.  The company has strong business presence in the in the United States, Canada, the United Kingdom, Australia, New Zealand, and India.  Some of their notable works are including The Art of Loving by Erich Fromm (1956), The Alchemist by Paulo Coelho, Acquainted with the Night, Christopher Dewdney (2004) and The Family: The Secret Fundamentalism at the Heart of American Power by Jeff Sharlet (2008). Here is all about the complete contact listing of HarperCollins Publishing House that you are looking for.