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eSIM for Sierra Leone

Prepaid mobile data for Sierra Leone, ready before you board — no counter, no plastic SIM. The Sierra Leone plan covers Sierra Leone only.

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The Sierra Leone plan covers Sierra Leone only.

1 GB7 days15.99€$18.99£13.99CHF 15.99Best value3 GB14 days45.99€$51.99£39.99CHF 43.99
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Good to know

What's included, when it starts, and how to get connected.

Included countries
The Sierra Leone plan covers Sierra Leone only.
Local networks
In Sierra Leone your eSIM connects to Orange — 4G where the network offers it.
When validity starts
Your package starts when your phone first connects to a network at the destination — not when you install it. Crossing a border does not restart it.
Installation and activation
Install the eSIM while you still have internet — at home or on Wi-Fi. Installation does not start validity. If you already have a onesim eSIM installed, a new package is added to it — no second installation. Setup guide
Calls and texts
onesim is data-only. Calls and messages work over data in apps like WhatsApp or FaceTime; your usual SIM keeps your number.
Support and refunds
Message the onesim support team from the app or the website. If a package cannot be installed or used, the refund policy explains what applies. Refund policy

Sierra Leone questions.

Answers about data, coverage and setup for Sierra Leone.

Coverage follows the local networks wherever they reach — cities, transport corridors and most rural areas. Remote mountain and island areas can have weaker signal on any carrier.

Still unsure?Ask us