investors

HOUSTON, April 22, 2005 /PRNewswire-FirstCall via COMTEX/ -- Crown Castle International Corp. (NYSE: CCI) today announced plans to release its first quarter 2005 results on Thursday, April 28, 2005 after the market closes. In conjunction with the release, Crown Castle has scheduled a conference call for Friday, April 29, 2005 at 10:30 a.m. eastern time. The conference call may be accessed by dialing 303-262-2075 and asking for the Crown Castle call at least 10 minutes prior to the start time or live over the Internet by logging on to the web at http://www.crowncastle.com .

A telephonic replay of the conference call will be available from 1:00 p.m. eastern time on Friday, April 29, 2005 through 11:59 p.m. eastern time on Friday, May 6, 2005 and may be accessed by dialing 303-590-3000 using passcode 11029402#. An audio archive will also be available on the company's website at http://www.crowncastle.com shortly after the call and will be accessible for approximately 90 days.

Crown Castle International Corp. engineers, deploys, owns and operates technologically advanced shared wireless infrastructure, including extensive networks of towers. Crown Castle offers significant wireless communications coverage to 68 of the top 100 United States markets and to substantially all of the Australian population. Crown Castle owns, operates and manages over 10,600 and over 1,300 wireless communication sites in the U.S. and Australia, respectively. For more information on Crown Castle visit: http://www.crowncastle.com .

Contacts: W. Benjamin Moreland, CFO
               Jay Brown, Treasurer
               Crown Castle International Corp.
               713-570-3000

SOURCE Crown Castle International Corp.

W. Benjamin Moreland, CFO, or Jay Brown, Treasurer, both of Crown Castle
International Corp., +1-713-570-3000

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