NINE1NINE is a Vice City club: a seaplane tows its banner over the skyline in Trailer 1, and its sign lights a packed terrace in Trailer 2.
Rockstar Games, Trailer 1
In Trailer 1 (0:16), a seaplane over Vice City tows a purple NINE1NINE banner with the line "Why sixtynine when you can nine 1 nine". In Trailer 2 (1:40), the NINE1NINE sign, with "Vice City" under the name, glows over a crowded terrace with bar signs.