Telkomsel is the leading operator of cellular telecommunications services in Indonesia by market share.
By the end of September 2007, Telkomsel had 44,5 million customers which based on industry statistics represented a market share of around 53%.
Telkomsel provides GSM cellular services in Indonesia, through its own nationwide Dual band 900/1800 MHz GSM network, and internationally, through 268 international roaming partner in 155 countries (end of 2006). In September 2006, Telkomsel became the first operator in Indonesia to launch 3G services.
The company provides its subscribers with the choice between two prepaid cards-simPATI and kartuAs, or the post-paid kartuHALO service, as well as a variety of value-added services and programs.
Telkomsel’s operations in Indonesia have grown substantially since the commercial launch of its post-paid services on 26 May 1995. In November 1997, Telkomsel became the first cellular telecommunications operator in Asia to introduce rechargeable GSM pre-paid services.
Telkomsel’s gross revenues have grown from Rp 3,59 trillion in 2000 to Rp 34,89 trillion in 2006. Over the same period, the total number of Telkomsel’s cellular subscribers increased from approximately 1.7 million as at 31 December 2000 to 35,6 million as at 31 December 2006.
Telkomsel has the largest network coverage of any of the cellular operators in Indonesia, providing network coverage to over 90% of Indonesia’s population and is the only operator in Indonesia that covers all of the country’s provinces and counties, and all sub-counties (“kecamatan”) in Sumatra, Java, and Bali/Nusra. The company offers GSM Dual Band (900 & 1800), GPRS, Wi-Fi, EDGE, and 3G Technology.