- 1 Julius Bluthner (Firm)
- 1 Jump ropes
- 1 Jungblut's Slaughterhouse
- 4 Jungles
- 3 Juniata Street
- 29 Juniata, Pennsylvania
- 13 Juniper Street
- 3 Junks
- 2 Jupiter (planet)
- 3 Juries (organizations)
- 1 Justerini and Brooks
- 1 Justi, H.D. (Firm)
- 2 Justice
- 4 Justinianic
- 1 Juvenile delinquents
- 3 Juvenile justice centers
- 45 Kafka, Hugh.
- 1 Kaisar Allman Wallpaper
- 1 Kaisers
- 10 Kalamazoo, Michigan
- 36 Kalila wa-Dimna
- 1 Kalle & Co. Aniline Colors (Firm)
- 1 Kalos Street
- 2 Kan Gio Rio (Japan)
- 2 Kangaroos
- 1 Kansas
- 8 Kansas and Colorado State Building
- 1 Kansas City, Kansas
- 5 Kansas City, Missouri
- 1 Kansas Reading Room
- 2 Karnak, Egypt
- 3 Karr, E. F., architect.
- 1 Kartarus, Marius, active by 1560-d. 1620
- 3 Kasaan, Alaska
- 1 Katana
- 1 Kater Market House
- 9 Katharine Drexel
- 1 Katzmayr, F. X.
- 1 Kaufman & Rubin
- 1 Kaval
