NSIC

NSIC may refer to:


 * National Scholastic Indoor Championships, a high school indoor track championship meet in the United States
 * National Small Industries Corporation, a Government of India Enterprise, an ISO 9001:2008 certified Indian company
 * National Space Intelligence Center, a United States Space Force unit
 * National Spinal Injuries Centre, at Stoke Mandeville Hospital in Buckinghamshire, England
 * National Sport Information Centre, Australia
 * Northern Sun Intercollegiate Conference, an NCAA Division II conference in the Midwestern United States