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Why eSIM CARDS?

Stay connected wherever you travel

Affordable data plans

Effortless setup

No more roaming fees

Why choose our O2 eSIM?

Our O2 eSIM services offer you the convenience of simple activation instantly, with a range of flexible plans to choose from that operate on a leading network provider. With it, you can enjoy wide coverage, fast and reliable connectivity for all your communication and data needs.

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Seamless Setup, Powerful eSIM.

We keep it simple, but it’s the smart eSIM O2 tech inside that does the heavy lifting.

Get eSIM in 4 Simple Steps

An O2 eSIM UK connection means that you can enjoy seamless mobile services across the entirety of the UK, Europe, and beyond. No matter what kind of trip you’re taking, whether it’s for business or leisure, an eSIM that operates on O2 UK data means you’re well-equipped for any online activities. Here are the four simple steps you can follow to get started

Step 1

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Frequently asked questions

To install the eSIM, visit our website and choose any O2 travel or O2 Europe roaming plan you want. Scan the QR code after receiving it, and your eSIM will be installed.

Yes, you can easily purchase data plan O2 without other features for only browsing, streaming, and any work needs.

You can contact our support staff through chat or email in case of any doubt or to solve any issues regarding your eSIM.

To check if your O2 UK data plans is active, go to your settings and enter data/cellular, and check that the active carrier is still functioning.

Yes, eSIM Cards offers plans with O2 unlimited data and transparent roaming costs O2, so you stay connected without surprises.

Yes, we provide information on O2 international prices to help you choose the best plan for travel.

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Contact

Pentagram Systems Limited
27 Old Gloucester
St London WC1N 3AX, UK
Email: support@pentagramsystems.co.uk
Phone: +442045113780

© Pentagram Systems Limited 2025