Crossword Clue:

A person in charge of a post office

AnswerCrossword Clue
KISSForfeit in a game of post office.
FLAGPOLESTINGUndercover operation carried out in front of a post office?
MAILSDrops in a post office slot
POBNumbered compartment in a post office, briefly
SORTWork at the post office, in a way
BARWhere a person in charge is making the rounds?