
As of September 30, 2009, the customer base was 28.3 million.
AIS is 21.32 per cent owned by Singapore Telecommunications, which posted strong growth in customer acquisitions with the addition of 57 million customers, or 26 per cent higher than a year ago, bringing its combined regional mobile customer base to 273 million at end-September.
In India, SingTel has a 30.44 per cent effective interest in Bharti, the country's largest GSM operator. One of SingTel's earliest investments in the region is Globe Telecom in the Philippines. Today, it has a 47.34 per cent stake in Globe. SingTel has a 35 per cent stake in Indonesia's largest mobile operator, Telkomsel. It also has a 45 per cent stake in Pacific Bangladesh Telecom Limited (PBTL) and a 30 per cent stake in Warid Telecom in Pakistan.