#CALL CENTER TELKOMSEL
Kartu Halo : 111
Simpati & Kartu AS : 116
Cek Pulsa Kartu Halo : HC ON Ke 333
Simpati & Kartu As : *888#
Cek Pemakaian terakhir : *887#
Cek Bonus : *889#
Email : cs@telkomsel.co.id
#CALL CENTER INDOSAT
Mentari : 222
IM3 : 300 (free) / 100 (400/call)
Starone : 111
Cek Pulsa
Mentari : *555#
IM3 : *388#
Starone : *555#
Email : icare@indosat.com , customer_service@indosat.com
#CALL CENTER XL
XL Bebas : 817 (350/call)
Xplor : 817 (free)
Cek Pulsa
*123#
Xplor : *108# (cek limit)
Email : customerservice@xl.co.id
#CALL CENTER ESIA
Esia : *999
Cek Pulsa : *555#
#CALL CENTER FLEXI
Flexi : 147
Cek Pulsa : *99 atau *99#
#CALL CENTER FREN
Fren : 888
Cek Pulsa : 9999
#CALL CENTER SMART
Smart : 881, 088-11-22-33-44 (bebas pulsa dari nomer smart anda)
Email : customercare@smart-telecom.co.id
#CALL CENTER THREE
Three : 123 dan 0896-4-4000-123 dari operator lainnya
Cek pulsa *111*1#
Email : 3care@three.co.id
#CALL CENTER AXIS
Axis : 838
Cek Pulsa : *888#
Email : cs@axisworld.co.id