How to call Inmarsat Satellite from the USA/Canada:

dial 011 + 870 + phone number

Not calling from the US or Canada?

Calling Inmarsat satellite phones from the United States explained:

011 - US exit code; must be dialed first for all international calls made from the USA or Canada
870 - country code for the Inmarsat network
phone number - 9 digits
US to Inmarsat international dialing format : 011 + 870 + ??? ??? ???