CST, also known as Companhia Santomense de Telecomunicações, is a telecommunications company operating in São Tomé and Príncipe. The company began commercial operations in January 1990 and is the primary provider of telecommunication services in the country. CST is majority owned by Portugal Telecom, a leading global telecommunications company, with the remaining shares held by the government of São Tomé and Príncipe. The company provides a range of services including fixed line, mobile, and internet services.

Alias
Companhia Santomense de Telecomunicações, SARL
Type
Mobile Network Operator
CST Sao Tome and Principe Logo

3G Network

The company launched its 3G network in March 2012 over the B1 (2100 MHz) band.

    Network Frequency Band Status
    Active
    Date Event Subtype
    Launch of 3G network
    Launch

    4G Network

    The company launched its 4G network in August 2023.

      4G Frequency Bands
      Max. Channel Bandwidth Status
      20
      Active
      Date Event Subtype
      Launch of 4G network
      Launch