CALLUP net is a subsidiary of the One1 Group, headquartered in Israel and traded in the Tel-Aviv Stock Exchange TASE (Symbol: ONE).

CALLUP, founded in 1999,  has been a leading reliable provider of Value Added Services and Mobile Device Management Solutions for the telecom industry for over a decade.

CALLUP's customer base spans worldwide and includes fixed, mobile, VoIP telecom operators, MVNE's and MVNO's as well as leading telecom providers that we serve as OEM's to.

At CALLUP we take pride of our outstanding dedicated professional services group which ensures our customers are satisfied.
We've got your back 24x7 starting from the integration phase throughout roll-out and maintenance.

All of CALLUPS’s services are fully redundant and are “telecom grade”. They work on high availability systems and use standard servers and databases such as HP servers, Oracle or Microsoft SQL database, and seamlessly integrate with operator network elements such as provisioning, alerting system, HLR, SMSC etc.

Our experience guaranties interoperability of the system components with any NW infrastructure (even Hybrid networks), interfaces and legacy platforms, outstanding up-time, capacity and overall performance. 

We are a partner you can rely on.

CALLUP

This department focuses on developing software solutions and providing technical assistance to users.

Engineering and Support

This department focuses on driving sales growth through strategic client engagement and market expansion.

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Sales Development