Esimzon does not provide Montserrat eSIMs that include a phone number or SMS capability. The only plans available from esimzon for Montserrat are data‑only eSIMs with no voice or text services.
Users who need to communicate while traveling can rely on VoIP applications such as WhatsApp, Telegram, and iMessage, which generally operate over the data connection. However, some destinations block or restrict access to specific apps or VoIP services, so travelers should verify that the apps they rely on work in Montserrat before purchasing an eSIM.