Abstract: A neighborhood watch circuit alert system comprising a plurality of novel alert units that inform neighbors that are members of the watch circuit of another neighbor's emergency and their location so that the other neighbors can (1) notify the appropriate emergency department and (2) lend personal assistance until help arrives. Each alert unit includes a means for transmitting coded signals to other alert units in the watch circuit, an audible alarm, a plurality of address indicia means with associated separate visual indicator means for identifying and locating the transmitting unit, and means for receiving the coded signals from an alert unit in the watch circuit to sound the audible alarm and activate the visual indicator means to identify and locate the transmitting unit.