The lawsuit was filed in June by several. They argue that the merger will hurt competition and will cost its citizens $ 4.5 billion annually.
"Oregon's addition to our lawsuit is accelerating, ensuring that there is not a single region in this country that does not oppose this competitive megamerger," New York attorney Letitia James said in a statement Monday.
Sprint declined to comment. T-Mobile did not respond to a request for comment.
which was first announced more than a year ago, last month. The in May. Although these were major obstacles to removal, T-Mobile previously said it would not proceed with the termination of the deal until it resolved the concerns of the state AGs.