Business Phone and Broadband

Mobile phone being held by a person sitting at a desk

Shield your team from malware and more

Easy to deploy, Mobile Security keeps employee devices safe from phishing, network attacks and more.

A person with a headset on, appearing engaged in a virtual meeting or call.

Award-winning customer care

Our Ireland-based support team is here for you, whenever you need them most.

Inside a Three store, shelves are lined with an extensive collection of phones, tablets and accessories.

Find your nearest Three Store

We have over 60 stores across Ireland. Just type in where you are to find your nearest store.

Have questions?

Visit our support hub for help and advice on popular topics.

support hub

*Offer available to new business customers moving to Three. €15 a month for the first 12 months, €25 per month thereafter. Subject to annual price increase of CPI +3% in April each year. For more details, click here. 5G is subject to you having a 5G ready device, being on a compatible price plan and being in a 5G coverage area. Offer ends 30/06/2025. 12-month minimum term applies. Prices exclude VAT

Speeds may vary. All prices exclude VAT. Unlimited data is subject to fair usage policy, see EU Fair Usage Policy here. 5G subject to coverage.

Standard monthly recurring charge applies after discount period ends. Annual price increase applies. 5G subject to coverage. Offers end 31/5/2025.

**Opensignal Awards – Ireland: Mobile Network Experience Report, Mar 2025, based on independent analysis of mobile measurements recorded during the period Nov 01, 2024 - Jan 29, 2025 © 2025 Opensignal Limited.