News Release

Spok Sets Date to Report Second Quarter Operating Results

SPRINGFIELD, Va.–(BUSINESS WIRE)–Jul. 22, 2015– Spok Holdings, Inc. (NASDAQ: SPOK), a global leader in critical communications, today announced it will report operating results for the second quarter ended June 30, 2015 on Tuesday, July 28, 2015 at approximately 4:30 p.m. Eastern Time (ET).

In addition, the Company plans to host a conference call for investors on its second quarter results at 10:00 a.m. ET on Thursday, July 30, 2015. Dial-in numbers for the call are 785-424-1666 or 877-876-9177. The pass code for the call is 9775155. A replay of the call will be available from 1:00 p.m. ET on July 30 until 1:00 p.m. on Thursday, August 13. Replay numbers are 719-457-0820 or 888-203-1112. The passcode for the replay is 9775155.