"This innovation by India Post will be a boon for the tourists visiting the lake," Pilot said in a statement.
Besides offering normal services, the place will also have a philately museum and a shop that will sell postage stamps and other products.
"This is the first such post office in India. It has been made as a tourist focus post office on a huge house boat and will provide a unique and tourist-friendly service to the people of Kashmir and to tourists from across the world," John Samuel, the state's chief post master, told.
The postal department currently has 1,693 post offices in Jammu and Kashmir.