NBCSN (NBC Sports Network) is an American sports television channel. It was owned by the NBC Sports Group division of NBCUniversal, a subsidiary of Comcast.^[1] It showed sports programming. It started on July 1, 1995. The channel originally closed on December 31, 2021. Its sports properties moved to Peacock, and other NBCUniversal networks. In November 15, 2025, NBCSN relaunched, airing simulcasts of Peacock content.