NJK may refer to:

Meganathan

• Norwegian Railway Club
• Nyländska Jaktklubben

• Fort Coffee, Oklahoma
• Fort Coligny
• Fort Collins Agricultural Colony
• Fort Collins, CO
• Fort Collins, Colorado
• Fort Collins (disambiguation)
• Fort Collins Military Reservation
• Fort Collins Public Library
• Fort Colllins Public Library
• Fort Columbia
• Fort Columbia State Park
• Fort Colvile
• Fort Concho
• Fort Constitution
• Fort Cornwallis
• Fort-Coulonge
• Fort Coulonge
• Fort Coulonge, Quebec
• Fort Covington
• Fort Covington, New York
• Fort Crawford
• Fort Crown Point
• Fort Cumberland
• Fort Cumberland (Canada)
• Fort Cumberland (England)