Garmin G1000 Diamond DA62 Pilot's Manual page 546

ADDITIONAL FEATURES
The following country codes may be used when calling other satellite telephone systems.
4) Press the ENT Key. 'OK' is highlighted as in Figure 8‑85.
532
Satellite System
Inmarsat
ICO
Ellipso
Iridium
Globalstar
Figure 8-85 Make the Call
Garmin G1000 Pilot's Guide for the Diamond DA62
Country Code
870
8810 or 8811
8812 or 8813
8816 or 8817
8818 or 8819
190-01895-00 Rev. A