NB, Nb, or nb may refer to:
The National Broadcasting Company (NBC) is an American English-language commercial terrestrial television network that is a flagship property of NBCUniversal, a subsidiary of Comcast.
NBCSN is an American pay television channel that is owned by the NBC Sports Group division of NBCUniversal.
This article lists all-time records achieved in the NBA post-season in major categories recognized by the league, including those set by teams and individuals in single games, series, and careers.
NBC News is the news division of the American broadcast television network NBC. The division operates under NBCUniversal Broadcast, Cable, Sports and News, a subsidiary of NBCUniversal, in turn a subsidiary of Comcast.