Crown Castle Announces First Quarter 2018 Earnings Release and Conference Call Schedule

Crown Castle International Corp. (NYSE:CCI) ("Crown Castle") announced today that it plans to release its first quarter 2018 results on Wednesday, April 18, 2018, after the market closes. In conjunction with the release, Crown Castle has scheduled a conference call for Thursday, April 19, 2018, at 10:30 a.m. eastern time. The conference call may be accessed by dialing 800-239-9838 and asking for the Crown Castle call (access code 3965492) at least 30 minutes prior to the start time. The conference call may also be accessed live over the Internet at http://investor.crowncastle.com. Any supplemental materials for the call will be posted on the Crown Castle website at http://investor.crowncastle.com.

A telephonic replay of the conference call will be available from 1:30 p.m. eastern time on Thursday,    April 19, 2018, through 1:30 p.m. eastern time on Wednesday, July 18, 2018, and may be accessed by dialing 888-203-1112 and using access code 3965492. An audio archive will also be available on the company’s website at http://investor.crowncastle.com shortly after the call and will be accessible for approximately 90 days.

ABOUT CROWN CASTLECrown Castle owns, operates and leases more than 40,000 cell towers and approximately 60,000 route miles of fiber supporting small cells and fiber solutions across every major US market. This nationwide portfolio of communications infrastructure connects cities and communities to essential data, technology and wireless service – bringing information, ideas and innovations to the people and businesses that need them. For more information on Crown Castle, please visit www.crowncastle.com.

CONTACTSDan Schlanger, CFO and TreasurerBen Lowe, VP Corporate FinanceCrown Castle International Corp.713-570-3050