Organizations
- J. Ross Publishing Publisher
- J.B. Metzler Publisher
- Jackson State University - (Jackson, Mississippi, United States) External Organization
- Jagiellonian University Publisher
- Jai Pr Publisher
- JAI Press Publisher
- Jai Publisher
- Journal of the Physical Society of Japan Publisher
- Japan Prosthodontic Society Publisher
- Japanese Society of Toxicology Publisher
- Japanese Society of Veterinary Science Publisher
- Japanese Society of Tropical Medicine Publisher
- Japanese Pharmacological Society Publisher
- JCFCorp SG PTE LTD Publisher
- Jefferson Publisher
- Jenny Stanford Publishing Publisher
- Jessica Kingsley Publishers Publisher
- JHU Press Publisher
- JMIR Publications Publisher
- JOhn Wiley & Sons Publisher
- John Wiley & Sons, Ltd Publisher
- John Wiley & Son Publisher
- John Marshall Law School Publisher
- John Wiley & Son Ltd Publisher
- John Wiley & Son Limited Publisher
- John Wiley & Sons, Ltd. Publisher
- John Wiley & Sons Ltd Publisher
- Joule Publisher
- Journal of Technology Law & Policy Publisher
- Journal of Marine Research/Yale Publisher
- Journal of Molecular Signaling Publisher
- Journal of the Legal Profession Publisher
- JPR Solutions Publisher
- JSTOR Publisher
- June Publisher
- Juniper Publishers Publisher
- Juridikum Publisher
- Juris Publisher
- Jurnal Veteriner Publisher