ISBN Publishing is a registered book publishing agency dedicated to empowering independent authors and publishers globally. Based in Kolkata, India, we specialize in providing affordable ISBN services, ensuring that authors retain full copyright ownership and royalties over their work. Our team of passionate professionals understands the challenges faced by self-publishing authors, particularly regarding budget constraints. That’s why we offer competitively priced ISBN numbers that make it easier for writers to promote their books without financial strain.

In addition to ISBN services, we provide a comprehensive range of book publishing and marketing solutions under the Bookllo Publishing brand. Our mission is to support authors in their journey to self-publish professionally, offering them the resources they need to succeed in the competitive literary marketplace. At ISBN Publishing, we believe in facilitating the growth of independent literature, helping authors navigate the publishing landscape with confidence and ease. Join us as we turn your manuscript into a published masterpiece.