GIGAGO does not provide an eSIM for Antigua and Barbuda that includes a local phone number or SMS capability. The plans offered by GIGAGO for this destination are data‑only and do not support inbound or outbound voice calls or text messages. Travelers who need voice or messaging services can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, though they should verify that those services are accessible and not restricted in Antigua and Barbuda before purchasing the eSIM.