gosimless does not offer Réunion eSIM plans that include a phone number or SMS capability. All available plans from gosimless for Réunion are data‑only eSIMs.
You can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection for voice calls and messaging. Availability of these services can vary, so it is advisable to confirm that the apps you rely on are accessible in Réunion before purchasing a plan.