If someone wanted to go and contact a publishing house, they could check out a site online. These online sites include Random House and Get Human also.
Publishing fantasy novels are usually very hard to do but you can contact any publishing house to get viable information. Also libraries can give you publishing information.
Through his publisher - if the address is not in the book, you can "google" the publishing house to find an address. Write the author's name on your envelope, then put "Care of: _____" and put the name of the publishing house, then put the address.
Rodionov Publishing House was created in 1994 in Russia. It is known for publishing a variety of religious and educational materials.
Romm publishing house ended in 1940.
Humanitas publishing house was created in 1990.
Academia - publishing house - was created in 1922.
Islamic Publishing House was created in 1945.
Nazarene Publishing House was created in 1912.
Manor House Publishing was created in 1998.
Vatican Publishing House was created in 1926.
Uchitel Publishing House was created in 1989.
Romm publishing house was created in 1789.