New Cingular Wireless, PCS, LLC;
Southwestern Bell Mobile Systems, LLC;
AT&T Wireless PCS, LLC;
Telecorp Holding Corp. II
d/b/a AT&T Wireless IV;
Telecorp PCS, L.L.C.
d/b/a AT&T Wireless III
Application of New Cingular Wireless, PCS, LLC for Certificate of Service Authority to provide Domestic Public Cellular Radio Telecommunications Services within various portions of Illinois and for other relief and Application of other Joint Applicants to cancel Existing Certificates of Service Authority and for any other appropriate relief.