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Guides and news about anonymous eSIMs and local numbers.

Best countries for an eSIM number in 2026

From the US to Japan — where an anonymous eSIM number is most useful for receiving SMS and calls.

A step-by-step guide to activating your H2osim eSIM number in under two minutes.

An eSIM is a digital SIM built into your phone. Here is how it gives you a local number to receive SMS and calls — anonymously.