Brooklyn Nine-Nine’s sixth season will officially premiere on NBC on Thursday, January 10 at 9pm ET/6pm PT.
Per The Wrap, Season 6 will continue to air at this time on Thursdays throughout its 18-episode run. With this time slot, NBC’s The Good Place will shift to 9:30pm ET/6:30pm PT until its season finale on January 24, after which Will & Grace will take over that spot starting January 31.
This premiere will mark the show’s debut on NBC following its cancellation by Fox last May. Though initially announced for a 13-episode season, NBC decided to boost this to full 18 episodes.
Source: IGN.com Here's When Brooklyn Nine-Nine Season 6 Will Premiere on NBC