EXHIBIT 99.3 EXCEL SHAREHOLDERS AGREEMENT AGREEMENT, dated June 5, 1997 (this "Agreement"), by and among TELCO COMMUNICATIONS GROUP INC., a Virginia corporation ("Telco"), and each of the other parties signatory hereto (each, a "Shareholder" and,...Excel Shareholders Agreement • June 11th, 1997 • Telco Communications Group Inc • Telephone communications (no radiotelephone) • Delaware
