Iridium Messaging
IsatPhone Messaging
http://connect.inmarsat.com/Services/Land/IsatPhone/SMS/sms.html
You may download the Satway application for Apple and Android devices to send FREE text messages to Iridium, Inmarsat and Thuraya satellite subscribers.
Apple: https://itunes.apple.com/us/app/satway/id515815522?mt=8
Android: https://play.google.com/store/apps/details?id=com.icontouchmobile.satway
