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Total Access Communication Public Company Limited
DTAC sells mobile phone plans and handsets to customers in Thailand.
DTAC is one of Thailand's big mobile network operators. It sells phone plans and data packages to ordinary people, and it also sells handsets and accessories to those same customers. If you live in Thailand and you make a call, send a text, or stream a video on your phone, there is a decent chance DTAC's network is carrying it.
The business model is simple: customers pay a monthly fee or buy prepaid credit, and in return they get airtime, mobile data, and a SIM card. DTAC spends heavily on the towers, spectrum licenses, and equipment that make the network work. The money left after those costs is what it keeps. Phone handsets are also part of the business, but they are a low-margin add-on—the real money comes from the recurring service plans that customers pay for month after month. For years DTAC competed head-to-head with two main rivals in Thailand: Advanced Info Service and True Corporation. In 2023, DTAC merged with True in a deal that reshaped the Thai telecom market, combining the two operators into a single larger company. The competition that followed was tough—price wars and aggressive promotions squeezed margins across the industry. Thai regulators have also kept a close eye on the market, especially after the merger cut the number of big players from three to two.
The key thing to understand about DTAC is that its shares no longer trade. In 2023, the company was delisted from the Stock Exchange of Thailand as part of its merger with True. Today, DTAC sits under the True Corporation umbrella rather than operating as an independent listed company. So this is a story about a mobile operator that spent years fighting for subscribers, then merged and folded into a larger rival—still serving customers, but no longer a standalone stock you can buy.
Saved answer · last researched 15 Nov 2026