News Release

Spok Sets Date to Report 2016 Fourth Quarter and Full Year Results

Investor Conference Call Scheduled

SPRINGFIELD, Va. (February 22, 2017) – SPOK HOLDINGS, INC. (NASDAQ: SPOK), the GLOBAL LEADER IN CRITICAL COMMUNICATIONS, today announced it will report operating results for the fourth quarter and full year ended December 31, 2016 on Wednesday, March 1, 2017 after market close, at approximately 4:30 p.m. Eastern Time (ET).

In addition, the Company plans to host a conference call for investors to discuss its 2016 fourth quarter and full year results at 10:00 a.m. ET on Thursday, March 2, 2017. Dial-in numbers for the call are 913-981-5507 or 888-599-4883. The pass code for the call is 9242683. A replay of the call will be available from 1:00 p.m. ET on March 2, 2017 until 1:00 p.m. ET on Thursday, March 16, 2017. To listen to the replay, please register at HTTP://TINYURL.COM/SPOKQ4EARNINGSREPLAY. Please cut and paste this address into your browser, enter the registration information, and you will be given access to the replay.