INPT is the nationwide radio communications network in shared use by a large number of organizations:
EDTN is Estonia's nationwide public safety network and its users include the police, border guards, rescue services, and other organisations responsible for public safety.
Rubis is the nationwide network for the French Gendarmerie with 90,000 users in all France's continental deparments. The naval forces are also users of this network, which is interconnected with the INPT network for the French Police and fire brigades.
IRIS, the national network for the Mexican security forces is providing communication services in whole Mexico.
RAKEL is the Swedish national digital communications system used by the emergency services and others in the fields of civil protection, public safety and security, emergency medical services and healthcare. It is the world's geographically largest TETRA public safety network.
