Code  Country             Standard   Startup Subscribers Subs Date    Operator                               U.S. Partners            Vendor              Coverage                 Other
MX-02 Mexico              AMPS-TDMA  11/89       207,000 9/95Co.total IUSACELL                               Bell Atlantic 44%        Nortel              Region 9 (Mexico City)   nationwide roaming t
MX-07 Mexico              AMPS       8/90                see MX-02    Comunicaciones Celular de Occidente (IUBell Atlantic 44%        Motorola            Region 5 (Guadalajara)   nationwide roaming t
MX-08 Mexico              AMPS       1990                see MX-02    Sist. Telefonica Portatiles Celular (IUBell Atlantic 44%        Nortel              Region 6                 nationwide roaming t
MX-09 Mexico              AMPS       1990                see MX-02    Telecom. de Golfo (IUSACELL)           Bell Atlantic 44%        Nortel              Region 7                 nationwide roaming t