Switch to Three Business today and get our SIM Only plan for only €12.50 for the first 6 months. Contact our Three Business team today to find out more.

Business
Three does more for business. That’s why we are No.1 for*
*Behaviour and Attitudes from CX360 Research (Q4, 2020).
**Ireland’s Speedtest Award™ Winner for fastest mobile network speed by Ookla.
No. 1 For Overall Satisfaction
We’ve invested over €2 billion in world class infrastructure to help us bring more people more data than ever.
No. 1 for Account management
Three scores higher for value and advice thanks to our dedicated account management teams.
No. 1 for Customer Care
Our customer care team always delivers comprehensive technical expertise when you need it.
Ireland’s Fastest Mobile Network
We're here to help you and your business on Ireland’s fastest mobile network.**

Our plans are packed full of added value, with All You Can Eat Data and unlimited calls and texts.
Starter SIM Only
Per month, ex. VAT for the first 6 months, €25 thereafter
Data (ROI)
All You Can Eat
EU Data
18GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
Contract Length
12 months
3Plus
Dive into a world of rewards
3Business Pro
Per month, ex. VAT for 1-4 employees
Data (ROI)
All You Can Eat
EU Data
23GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
USA/Canada Roaming
Unlimited Voice & Texts with 23GB Data
International to UK
Unlimited UK
International*
300 mins & 300 texts
Contract Length
24 months
3Plus
Dive into a world of rewards
5G
5G enabled
3Business Multi Pro
Per month, ex. VAT for 4+ employees
Data (ROI)
All You Can Eat
EU Data
23GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
USA/Canada Roaming
Unlimited Voice & Texts with 23GB Data
International to UK
Unlimited UK
International*
300 mins & 300 texts
Contract Length
24 months
3Plus
Dive into a world of rewards
5G
5G enabled
Click here for Single Line Price Plan Rules.
From the 1st January 2020 your EU data roaming allowance will increase and your EU out of bundle rate will also decrease. Click here for Single Line Price Plan Rules.
Terms and conditions apply. All prices exclude VAT. Fair usage applies to calls and texts. Additional charges may apply depending on usage. All You Can Eat Data services for RoI use only. See EU Fair Usage Policy here.
SIM Only Offer available to new business customers moving to Three. *€12.50 a month for the first 6 months, €25 per month thereafter. Offer ends 31/03/2021.
*International allowance is to over 80 specified countries; unlimited allowance is subject to a fair usage policy of 10,000 minutes/texts. Click 3Business Pro terms & 3Business Multi-Pro terms for countries.
Subject to you having a 5G ready device, being on a compatible price plan and being in a 5G coverage area. 5G add-on available on selected plans only. See 5G Access details here.
Our Network
Three is bringing 5G to more people, more businesses & more places on Ireland's fastest mobile network.

Connect with the people that matter most wherever you go with easy roaming on Three.

Business Solutions
We’ll help deliver the business continuity you’re looking for.

3Mobile Protect
Protect mobile devices from threats and filter non-work apps and content.
Frequently Asked Questions
Starter SIM Only
Per month, ex. VAT for the first 6 months, €25 thereafter
Data (ROI)
All You Can Eat
EU Data
17GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
Contract Length
12 Months
3Plus
Dive into a world of rewards
SIM Only
Per month, ex. VAT
Data (ROI)
All You Can Eat
EU Data
20GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
Contract Length
30 Days
3Plus
Dive into a world of rewards
Plus SIM Only
Per month, ex. VAT
Data (ROI)
All You Can Eat
EU Data
27GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
USA/Canada Roaming
200 mins, 200 texts & 2GB Data
International*
300 mins & 300 Texts
Contract Length
12 months
3Plus
Dive into a world of rewards
Click here for Single Line Price Plan Rules.
SIM Only Offer available to new business customers moving to Three. *€12.50 a month for the first 6 months, €25 per month thereafter. Offer ends 31/03/2021.
*International allowance is to over 80 specified countries; unlimited allowance is subject to a fair usage policy of 10,000 minutes/texts. Click Plus SIM only terms for countries.
Subject to you having a 5G ready device, being on a compatible price plan and being in a 5G coverage area. 5G add-on available on selected plans only. See 5G Access details here.
3Mobile Protect
Protect mobile devices from threats and filter non-work apps and content.
3Business Select
Per month, ex. VAT
Data (ROI)
All You Can Eat
EU Data
17GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
Contract Length
24 months
3Plus
Dive into a world of rewards
3Business Pro
Per month, ex. VAT
Data (ROI)
All You Can Eat
EU Data
40GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
USA/Canada Roaming
Unlimited Voice & Texts with 23GB Data
International to UK
Unlimited UK
International*
300 mins & 300 texts
Contract Length
24 months
3Plus
Dive into a world of rewards
5G
5G enabled
3Business Max
Per month, ex. VAT
Data (ROI)
All You Can Eat
EU Data
54GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
USA/Canada Roaming
Unlimited Voice & Texts with 38GB Data
Rest of World Roaming **
100 mins, 100 texts & 1GB Data
International to UK
Unlimited UK
International Minutes/Texts*
Unlimited
Contract Length
24 months
3Plus
Dive into a world of rewards
5G
5G enabled
From the 1st January 2020 your EU data roaming allowance will increase and your EU out of bundle rate will also decrease. Click here for Single Line Price Plan Rules.
Terms and conditions apply. All prices exclude VAT. Fair usage applies to calls and texts. Additional charges may apply depending on usage. All You Can Eat Data services for RoI use only. See EU Fair Usage Policy here.
*International allowance is to over 80 specified countries; unlimited allowance is subject to a fair usage policy of 10,000 minutes/texts. Click 3Business Pro terms or 3Business Max terms for countries.
**Rest of World Roaming allowance is to over 80 specified countries. Click 3Business Max terms for countries.
Subject to you having a 5G ready device, being on a compatible price plan and being in a 5G coverage area. 5G add-on available on selected plans only. See 5G Access details here.
5G is going to change the way you do business. Explore our range of 5G plans now and discover the perfect one for your needs. Talk to your dedicated Three Account Manager or contact us to find out more.

3Mobile Protect
Protect mobile devices from threats and filter non-work apps and content.
3Business Multi Select
Per month, ex. VAT
Data (ROI)
All You Can Eat
EU Data
17GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
Contract Length
24 months
3Plus
Dive into a world of rewards
3Business Multi Extra
Per month, ex. VAT
Data (ROI)
All You Can Eat
EU Data
24GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
International*
Unlimited mins & texts to the UK
Contract Length
24 months
3Plus
Dive into a world of rewards
3Business Multi Pro
Per month, ex. VAT
Data (ROI)
All You Can Eat
EU Data
40GB
Calls & Texts (ROI)
Unlimited
EU Roaming Calls & Texts
Unlimited
USA/Canada Roaming
Unlimited Voice & Texts with 23GB Data
International to UK
Unlimited UK
International*
300 mins & 300 texts
Contract Length
24 months
3Plus
Dive into a world of rewards
5G
5G enabled
From the 1st January 2020 your EU data roaming allowance will increase and your EU out of bundle rate will also decrease. Click here for Single Line Price Plan Rules.
Terms and conditions apply. All prices exclude VAT. Fair usage applies to calls and texts. Additional charges may apply depending on usage. All You Can Eat Data services for RoI use only. See EU Fair Usage Policy here.
*International allowance is to over 80 specified countries; unlimited allowance is subject to a fair usage policy of 10,000 minutes/texts. Click 3Business Multi-Extra terms or 3Business Multi-Pro terms for countries.
Subject to you having a 5G ready device, being on a compatible price plan and being in a 5G coverage area. 5G add-on available on selected plans only. See 5G Access details here.
5G is going to change the way you do business. Explore our range of 5G plans now and discover the perfect one for your needs. Talk to your dedicated Three Account Manager or contact us to find out more.

3Mobile Protect
Protect mobile devices from threats and filter non-work apps and content.