GulfData does not provide an eSIM plan for Saint Barthélemy that includes a phone number or SMS capability. The only eSIM offerings from GulfData for this destination are data‑only plans.
Travelers who need voice or text services can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, but they should verify that these apps are accessible in Saint Barthélemy before purchasing, as some destinations may block or restrict certain services.