| 1882-1955 | 1955-1974 | 1974–1979 | 1979–1980 |
| 1980–1989 | 1990–1997 | 1997–2015 | 2015–present |
Oriental Telephone & Electric Company
1882-1955

Singtel was first established as the Oriental Telephone & Electric Company (OTEC) in 1882.
Singapore Telephone Board
1955-1974

In 1955, the Government took over the OTEC network, forming the Singapore Telephone Board.
Telecommunications Authority of Singapore
1974–1979
1979–1980
1980–1992
Singapore Telecom
1992–1997
SingTel
1997–2015
Singtel
2015–present
On 21 January 2015, Singtel launched its new brand identity, the first in 16 years.
Singtel
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| Singapore operations:
Singtel TV | Singtel hi! | Singtel Dash | Singtel CAST | Singtel Music | Singtel Newsstand Asia-Pacific mobile networks: Other assets: Former/defunct assets:
1Joint venture with Sony Pictures Entertainment and Warner Bros. Discovery. |
| Major subsidiaries: A.S. Watson Group | Alvogen | CapitaLand (The Ascott Limited) | Certis Group | Constellar Group | DBS | Element Materials Technology | Global Healthcare Exchange | Keppel | M+S | Mandai Park Holdings | Manipal Hospitals | Mapletree Investments | Mediacorp | Olam Group | PSA International | SATS | Seatrium | Sembcorp Industries | Singapore Airlines | Singtel | SMRT Corporation | SP Group | ST Engineering | ST Telemedia | Surbana Jurong | Vertex Holdings Select investments: |
| Asia-Pacific members: Australia: Optus1 | Hong Kong: csl. | India and Sri Lanka: Bharti Airtel1 | Indonesia: Telkomsel1 (Timor-Leste: Telkomcel) | Japan: SoftBank Mobile | Macau: CTM | Malaysia: Maxis Communications | Philippines: Globe Telecom1 | Singapore: Singtel1 | South Korea: SK Telecom | Taiwan: Taiwan Mobile | Thailand: AIS1 | Vietnam: MobiFone
Middle Eastern members: Saudi Arabia: stc (Bahrain | Kuwait) | Turkey: Türk Telekom African member: Airtel1 (Chad, DR Congo, Gabon, Ghana, Kenya, Malawi, Madagascar, Niger, Nigeria, Rep. Congo, Rwanda, Seychelles, Tanzania, Uganda and Zambia) 1Wholly- or partly-owned subsidiaries of Singtel. ![]() |

