Helsinki Region Transport (HSL) is a joint local authority whose member municipalities are Helsinki and its neighboring cities Espoo, Vantaa, Kauniainen, Kerava, Kirkkonummi, Sipoo, Siuntio and Tuusula.
RESCAT is a shared mission critical TETRA network for public safety users in the Catalonia region.
Stadtwerke München (Munich City Utilities - SWM) caters for the energy supply of the people living in Munich - and for many other needs as well. The Stadtwerke's digital TETRA network provides voice and data services to its employees. The network also makes it easier to monitor and maintain the power network.
A large number of public safety agencies benefit from sharing the TETRA communication network in Hungary.
The BOS Digital Radio Network is a nationwide, shared network for all security authorities and organisations in Germany. The network is the largest TETRA network in the world.