EXHIBIT 4.1 AMENDMENT NO. 1 TO RIGHTS AGREEMENT This AMENDMENT NO. 1 TO THE RIGHTS AGREEMENT (the "Amendment") is made this 1st day of April, 2001 by and between Metrocall, Inc., a Delaware Corporation (the "Company") and FIRST CHICAGO TRUST COMPANY...Rights Agreement • April 6th, 2001 • Metrocall Inc • Radiotelephone communications
