July 14, 2000 EXCHANGE AGENT AGREEMENT HSBC Bank USA 140 Broadway - Level A New York, New York 10005-1180 Ladies and Gentlemen: MGC Communications, Inc. d/b/a Mpower Communications Corp. ("the Company") and its wholly owned subsidiary Mpower Holdings...Exchange Agent Agreement • July 25th, 2000 • Mpower Holding Corp • Telephone communications (no radiotelephone) • New York
