T-Mobile

vodafone

e-plus

MTN

Meteor

cell C

vodacom

du

Mobitel

Zain

Tunisiana

tmn

Telkomsel

SmarTone

Siminn

Rogers

Optimus

MTNL

Mobilink

Megafon

Maxis

Kpn

Grameenphone

Excelcom
Excelcom

Elisa

Truphone

T-Home

Celcom

Bouygues

Batelco

Mobilcom

Gateway

Beeline

at&t

Die Bahn

Kcell

Claro

Cellcard

China Mobile

Velcom

DiGi

dtac

P&T

Vistream

HT Mobile

Indosat

Maroc Telecom

Mauritel
Mauritel

Mobifone

Movistar

Tango

M-Tel

m:tel

MTS

Nova

Mobistar

GTS Novera

O2

Telenor

SFR

Si Mobil

Jawwal

Sim 2 travel

Cosmofon

Sunrise

Swisscom

True Move

Kyivstar

Turkcell

utel

Telecom

Telstra

Etisalat

Vip

Azercell


Hutchison Indonesia
Hutchison

Roshan

SingTel

TDC

ufone

unitel

PTA

NTT DOCOMO

PORTA

Telesur

CSC Telecom


NTT DOCOMO

Callax

GTS


Vivo

Wataniya

Comcel


Telenet

Umniah

Taiwan Mobile


Movistar


SUN Cellular


Tele2


Yoigo


Tigo


Turkcell


Life


Ncell


TATA


Telus


Ericsson


Bell Mobility


Mobinil


Agilent Technologies


China Telecom


P4


ucell


ucell


MTNL


ucell


ucell


ucell

 

... and many others (totaling more than 210 operators)

World wide customers who benefit from Keynote SIGOS

References Map
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