This code is an International Network, which called (
International Telecommunications Union (ITU) ).
One of the folowing services have +8821 Code:
+8821 10 British Telecommunications plc ( Global Office
Application )
+8821 12 Verizon (formerly MCI_WorldCom) ( HyperStream
International (HSI) Data Network )
+8821 13 Telespazio S.p.A. ( EMS Regional Mobile Satellite
System )
+8821 15 Reach (formerly Telstra ITERRA Digital Network) (
Global international ATM Network )
+8821 16 United Arab Emirates Administration Global Office
Application
12 Verizon (formerly MCI_WorldCom) HyperStream International
(HSI) Data Network
13 Telespazio S.p.A. EMS Regional Mobile Satellite System
15 Reach (formerly Telstra ITERRA Digital Network) Global
international ATM Network
16 United Arab Emirates Administration ( Thuraya RMSS Network
)
Note: These serviceses are very expensive !