Join Ireland's Best Network

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Join Three’s Network

With great 5G coverage, reliability and more

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Join Our Network

At Three, we’ve got everything you need – from cutting-edge 5G to seamless streaming – all supported by our great 5G coverage.

Why Choose Three

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Rewards with Three+

Three+. There’s nothing bigger. Sign up to enjoy tasty treats, discounts and amazing music moments.

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Trade-in and save

Trade in your old phone and get up to €600** back, plus enjoy savings in-store and online.

An elderly person with white hair, seen from behind, is holding a smartphone up to take a picture of a rocky, cliff-like formation. Other people can be seen in the distance, climbing or standing on the rocks.

Travel with Three

Explore roaming deals for data, calls and texts and get ready for your next globetrotting adventure.

Terms and Conditions

* Promotion is €20 for 12 months for existing Three Mobile customers and €20 for 6 months for new customers. 12 or 24 month minimum term and direct debit applies. Subject to coverage. Speeds may vary. ROI usage only. Click here for terms & conditions.

**Cash Value will vary based on model and condition of trade-in. See terms and conditions for more detail.