thirr.com eSIM Data Plans for Guernsey

Thirr.com does not provide any unlimited data eSIM plans for travelers in Guernsey. All of the plans listed on the site for that destination have specific data caps, ranging from 50GB to 500GB, and the validity period varies between 30 and 90 days.

Travelers who need a larger data allocation can choose from fixed‑data plans available from thirr.com. Examples of these plans include the EU XXL 500GB 90D plan priced at $142.50 USD, the EU XXL 200GB 31D plan at $71.24 USD, and the EU XXL 100GB 31D plan at $47.49 USD, all of which offer 5G coverage and tethering capabilities. Selecting a fixed‑data plan may be more cost‑effective for most users unless exceptionally heavy data usage is expected.

Thirr.com does not provide any Guernsey eSIM plans that include a phone number or SMS capability. All Guernsey plans sold by the provider are data‑only; they do not allow inbound or outbound voice calls or text messages. Travelers who need to communicate while in Guernsey can use popular VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, which work without a traditional phone number or SMS support.

The provider offers 27 multi‑country data plans for Guernsey. These plans range in price from $4.14 to $356.26 and provide data caps between 1 GB and 500 GB, with validity periods from 3 to 365 days. No single‑country plans are available.