ATLANTA, GA – July 14, 2010 — Internap Network Services Corporation (Nasdaq: INAP), a leading provider of end-to-end Internet business products and services, will release second quarter financial results after market close on Wednesday, August 4, 2010. At 5:00 p.m. EDT the same day, senior management will host a conference call presentation to discuss the results.

Listeners may connect to a webcast of the call, which will include accompanying presentation slides, on the investor services section of Internap’s web site at ir.internap.com/events.cfm. The call can also be accessed by dialing 866-515-9839. International callers should dial 631-813-4875. An online archive of the webcast presentation will be available for one month following the call. An audio-only replay will be accessible from Wednesday, August 4, 2010 at 8 p.m. EDT through Wednesday, August 11, 2010 at 800-642-1687 using the code 85875105. International callers can access the archived event at 706-645-9291 with the same code.

About Internap

Internap is a leading internet services and products company that provides The Ultimate Online Experience by managing, delivering and distributing applications and content with 100 percent uptime service level agreements. With a platform of data centers around the world, managed internet services and a content delivery network (CDN), Internap frees its customers to innovate, improve service levels, and lower the cost of IT operations. Thousands of companies worldwide trust Internap to help them achieve their internet business goals. For more information, visit http://www.internap.com.

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Contact

Mariah Torpey
Davies Murphy Group for Internap
(781) 418-2404
internap@daviesmurphy.com

Investor ContactAndrew McBath
(404) 865-7198
amcbath@internap.com