No, GulfData does not offer an eSIM for Martinique that includes a phone number or SMS capability. The available plans are data‑only, providing Internet access without voice or text services. Travelers can use VoIP applications such as WhatsApp, Telegram, and iMessage over the data connection for voice and messaging, but some destinations may restrict or block these services. Guests should confirm that the apps they need are accessible in Martinique before purchasing a GulfData plan.