Answer: substation

AnswerCrossword Clue
SUBSTATIONDelicatessen?
SUBSTATIONPost office branch, perhaps
SUBSTATIONBranch office, perhaps
substationA subordinate station for the police or fire department
substationA small post office, for example one situated within a larger store
substationA set of equipment reducing the high voltage of electrical power transmission to that suitable for supply to consumers
substationa subordinate or subsidiary station