Iridium is the only provider of truly global satellite voice and data communications solutions with complete coverage of the entire Earth including oceans, airways and even polar regions. Iridium delivers reliable, secure, real-time, mission-critical communications services to and from areas where landlines and terrestrial-based wireless services are either unavailable or unreliable.

A little known fact is that the current model 9555 Iridium satellite telephone and the Iridium satellite service allows your friends or colleagues to send free short messages to your phone; which you can receive at no charge within minutes if your phone is on or else when you next turn it on and register with the Iridium network.