Wiiline does not provide eSIM plans for Vietnam that include a local phone number or SMS capability. Its offerings in Vietnam are data‑only plans, so travelers will not receive an inbound or outbound phone number or SMS service on the device.
Travelers who need voice or text communication can use popular VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection. However, some destinations may block or restrict access to specific apps or VoIP services, so travelers should confirm that the applications they rely on are accessible in Vietnam before purchasing a Wiiline eSIM.