Exhibit 1.1 FOCAL COMMUNICATIONS CORPORATION 11-7/8% Senior Notes due 2010 PURCHASE AGREEMENTFocal Communications Corp • April 11th, 2000 • Radiotelephone communications • New York
Exhibit 4.33 [FORM OF EXCHANGE AGENT AGREEMENT] Harris Trust and Savings Bank 12th Floor 311 West Monroe Street Chicago, Illinois 60690 Ladies and Gentlemen: Focal Communications Corporation, a Delaware corporation (the "Company"), hereby appoints...Focal Communications Corp • April 11th, 2000 • Radiotelephone communications • New York
Exhibit 4.31 FOCAL COMMUNICATIONS CORPORATION 11-7/8% Senior Notes due 2010 EXCHANGE AND REGISTRATION AGREEMENTFocal Communications Corp • April 11th, 2000 • Radiotelephone communications • New York
