Crossword clues for Powerful lobby in D.C. 3 lettersAnswerClueNRAPowerful lobby in D.C.AARPPowerful D.C. lobbyTHENRAPowerful D.C. lobbyAARPGroup with a powerful D.C. lobbyBIGPHARMAPowerful D.C. lobby, informallyAARPD.C.'s most powerful lobby, according to "Fortune" magazine