Crossword clues for Traffic regulator 3 lettersAnswerClueFAAAir traffic regulators, for shortCOPTraffic regulator.FAATraffic regulatorCAABoard regulating air traffic.FAARegulator of some traffic: Abbr.FAARegulator of U.S. air trafficONEWAYTraffic regulation.FLAGMANTraffic regulator in a construction zoneLIGHTSTraffic regulatorsSTOPSIGNTraffic regulator.