SIM Cards, Airtime
You'll need a SIM card for the operation of most telephones and terminals. Exceptions are some Iridium modems that only support the Iridium SBD service… more
SIM Cards and Airtime for satellite phones
You'll need a SIM card for the operation of most telephones and terminals. Exceptions are some Iridium modems that only support the Iridium SBD service and that are identified by device number (IMEI). For prepaid and postpaid contracts are different SIM cards required. Prepaid credit for Iridium and Inmarsat are no shipping goods, but purchased as a virtual credits. Exception is the Thuraya prepaid credit by PIN code. SIM cards only work in devices designed for the respective satellite network. Prepaid and postpaid contracts are tied to the SIM card merchant. Again, the exception: Thuraya prepaid is available at every reseller.