Singapore Telecommunications Limited, together with its subsidiaries, provides telecommunication services to consumers and small businesses in Singapore, Australia, and internationally. It operates through Optus, Singtel Singapore, NCS, and Digital InfraCo segments. The company provides mobile, equipment sales, fixed voice and data, satellite, ICT and managed services; pay television, content and digital services, and ICT services; and technology services to clients through its Gov+, Enterprise, and Telco+ groups. It also offers regional data center services under Nxera; satellite carrier services; and Paragon, a digital acceleration platform for 5G multi-access edge compute and cloud orchestration, as well as AI Cloud Service through RE:AI.