eSIMX does not offer a Saint Martin eSIM plan that includes a phone number or SMS capability. The provider’s catalog for Saint Martin consists solely of data‑only plans, so travelers cannot receive or make voice calls or send text messages directly through the eSIM.
Travelers who need to communicate while in Saint Martin can rely on internet‑based VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection. However, some destinations may restrict or block particular apps or VoIP services, so it is advisable to verify that the apps you need will function in Saint Martin before purchasing a plan.