Iridium 9555 and Iridium Extreme Unable to Send Texts

Solutions for anyone that is unable to send texts with their
Iridium 9555 or 9575 satellite communication device

Solution 1: Program service center number 

  1. Press Menu
  2. Scroll to Messages, and press Select
  3. Scroll to Settings, and press Select
  4. Scroll to Service Center, and press Select
  5. Clear the entered number
  6. Enter 00881662900005, and press OK
  7. Take the phone outside, orient the antenna, register to the network and then send a test text message

Solution 2: Check dialing pattern

  1. When prompted for the destination number, press and hold the 0 (zero) key until the + appears
  2. Dial the country code, area code, and phone number
    • Example: + (country code)(area code/city code)(phone number)
    • Example: + 1 480 478 1999
in AdvisoriesIridium 9555Iridium 9575 ExtremeSatellite Phones