Find the best eSIM for São Tomé and Príncipe

São Tomé and Príncipe currently hosts about two eSIM providers and offers five prepaid data plans. While the selection is modest, travelers can still choose a plan that meets their usage requirements.

Currently, there are no unlimited data eSIM plans available for São Tomé and Príncipe. Travelers should estimate their data usage based on anticipated activities such as browsing, social media, or streaming, and select a plan with a data allowance that comfortably covers these needs throughout their trip.

São Tomé and Príncipe is served by two primary Mobile Network Operators (MNOs):

• Companhia Santomense de Telecomunicações (CST): Established in 1990, CST is the state-owned telecommunications provider offering mobile voice and data services, including 2G, 3G, and, as of August 2023, 4G LTE coverage across the islands.

• Unitel São Tomé and Príncipe: A subsidiary of Angola-based Unitel International Holdings, Unitel began operations in 2014 and provides mobile voice and data services. In May 2023, Unitel launched the country's first commercial 4G LTE network.

Currently, São Tomé and Príncipe does not have any Mobile Virtual Network Operators (MVNOs).

Travel eSIM plans that include a phone number and SMS support are not available for São Tomé and Príncipe. Travelers who need local telephony can still purchase data‑only eSIMs for the country and use VoIP services such as WhatsApp, Telegram, or iMessage over the data connection to make calls and send messages.