Answer:

precinct

Answer	Crossword Clue
PRECINCT	Police squad's bailiwick
PRECINCT	Police division
PRECINCT	Police district

PRECINCT	Voting district
PRECINCT	Police sector
PRECINCT	Voting sector
PRECINCT	Election Day division
PRECINCT	Part of a city.
PRECINCT	Election district
PRECINCT	Area
PRECINCT	Police area

PRECINCT	"Barney Miller" set
PRECINCT	"N.Y.P.D. Blue" setting
PRECINCT	The "Nine-Nine" of TV's "Brooklyn Nine-Nine"
PRECINCT	District police station
PRECINCT	Barney Miller's domain