In 30 Rock, TGS is produced in which fictional NBC studio?

In 30 Rock, TGS is produced in the fictional NBC studio Studio 6H.

Studio 6H is the production home of TGS with Tracy Jordan, the sketch-comedy program at the center of the series. The studio is located inside 30 Rockefeller Plaza, the real New York building associated with NBC and the source of the sitcom’s title. Liz Lemon, Jack Donaghy, Kenneth Parcell, and the TGS cast and crew all work within this fictionalized NBC environment.

Studio 6H is easy to confuse with Studio 8H, a real NBC studio best known as the home of Saturday Night Live. That distinction matters: 30 Rock borrows the atmosphere and behind-the-scenes format of SNL, but TGS itself is assigned to the fictional Studio 6H. The show’s sets were largely filmed at Silvercup Studios rather than inside the real NBC studio named in the story.

The studio also supplies the title for “Live from Studio 6H,” a sixth-season episode that explores the show’s relationship with live television. In-universe, TGS’s studio is part of the running joke that turns NBC’s real corporate and production geography into a comic fictional workplace.