NEW YORK, NY - May 28, 2015 - Elephant Talk Communications Corp. (NYSE MKT: ETAK) ("Elephant Talk" or the "Company"), a global provider of Software Defined Network Architecture (ET Software DNA® 2.0) platforms and cyber security solutions, today announced that the Company's software platform was chosen by OpenMobile, a new MVNO in the Netherlands, to support its commercial launch. OpenMobile ( www.openmobile.nl ) specializes in offering secure connectivity services to the consumer and enterprise markets. OpenMobile's service allows subscribers such as family groups or individual users to customize their services and data connection by app or simcard providing them the ability to more fully manage their data and applications usage and permissions. Elephant Talk provides this new MVNO its software platform which employs the latest in virtualized Software Defined Network (SDN) technologies to deliver reduced investment in network infrastructure hardware and the ability to automate provisioning and orchestration which optimizes service availability and reliability while reducing management requirements. OpenMobile is the 5 th MVNO in the Netherlands enabled by Elephant Talk Communications.

Erwin van den Bovenkamp, CEO OpenMobile, stated: "We are proud to launch our services in the Dutch consumer and enterprise markets, our first step on a strategic roadmap that includes our expansion into other countries throughout Europe. Elephant Talk's world-class, carrier-grade services platform is an important element in our plan, providing us with the key features and performance necessary to execute on our growth strategy."

Steven van der Velden, Chairman and CEO Elephant Talk, stated: "Elephant Talk is pleased to be selected by OpenMobile to support the launch of their new brand in the Netherlands and to serve as their enabler as they rollout their commercial strategy in the Dutch market and potentially beyond. We have already began generating revenue from this contract and it will continue to ramp throughout 2015 as more users join OpenMobile's dynamic offerings."

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