€12.50 per month for the first 6 months. That’s all our 5G-ready SIM Only plan costs when you switch to Three Business today. With unlimited calls, texts and data, make the move now and lower the cost of doing business.

Switch to Three and get unlimited calls and texts plus 5G data for just €39.99 with Three Business Select. All on Ireland's fastest mobile network.

Business
Three does more for business. That’s why we are No.1 for*
*Behaviour and Attitudes from CX360 Research (Q3, 2022).
**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 Network
Three is Ireland’s fastest and most consistent 5G network.** Enjoy faster connections no matter where you do business.
No. 1 for Customer Care
With Three Business, you will benefit from our award-winning Customer Care Centre in Limerick, as well as our innovative approach to ICT.

Frequently Asked Questions
Our plans are packed full of added value for you and your business, with All You Can Eat Data, Unlimited calls & texts, and much more.
Data
All You Can Eat
Calls/Texts
Unlimited ROI & EU
EU Data
Up to 27GB
Three+
Loyalty Rewards
Business Essential SIM
Per Month, ex. VAT 30 day contract
EU Data
34GB
5G
5G Enabled
Virtual Landline App
add-on available*
Business Starter SIM
Per Month, ex. VAT 12 month contract
EU Data
28GB
5G
5G Enabled
Mobile Security
add-on available*
Virtual Landline App
add-on available*
Business Plus SIM
Per Month, ex. VAT 12 Month Contract
EU Data
45GB
4G
4G Enabled
International
300 mins & 300 texts to key destinations***
USA/Canada Roaming
200 mins & 200 texts plus 2GB data
Mobile Security
Add-on available*
Terms and conditions apply. All prices exclude VAT. All You Can Eat Data services for ROI use only. Fair usage applies to calls and texts. Additional charges may apply depending on usage. See EU Fair Usage Policy here . Click here for full Price Plan Rules.
5G Access is subject to you having a 5G ready device, being on a compatible price plan and being in a 5G coverage area.
*Add-ons:
3Mobile Protect Security Add-on costs €3.95 per licence per month and a 12 month minimum contract with third party service provider Corrata applies. 3Mobile Protect add-on available on selected plans only. For more details visit here.
3Connect virtual landline app is free for the first 3 months and costs €10 per user per month thereafter. A 12 month contract term as per mobile plan applies. 3Connect virtual landline add-on is available on selected plans only. For more details click here.
**Offer available to new business customers moving to Three. €12.50 a month for the first 6 months, €25 per month thereafter. 12 month minimum term applies. Offer ends 31/03/2023.
***International allowance is to over 80 specified countries; unlimited allowance is subject to a fair usage policy of 10,000 minutes/texts.
Click here for full terms.
3Mobile Protect
Protect mobile devices from threats and filter non-work apps and content.
Our plans are packed full of added value for you and your business, with All You Can Eat Data, Unlimited calls & texts, Fast 5G access, and much more.
Data
All You Can Eat
Calls/Texts
Unlimited ROI & EU
EU Data
Up to 54GB
5G
Access
Business Select
Per Month, ex. VAT 24 Month Contract
EU Data
34GB
5G
5G Enabled
Mobile Security
Add on available*
Virtual Landline App
Add on available*
Business Pro
Per Month, ex. VAT 24 Month Contract
EU Data
66GB
5G
5G Enabled
UK calls & texts
Unlimited
International
300 mins & 300 texts to key destinations***
USA/Canada Roaming
Unlimited calls & texts plus 23GB data
Mobile Security
Add on available*
Virtual Landline App
Add on available*
Business Max
Per Month, ex. VAT 24 Month Contract
EU Data
89GB
5G
5G Enabled
UK calls & texts
Unlimited
International
Unlimited calls and texts to key destinations***
USA/Canada Roaming
Unlimited calls & texts plus 38GB data
Rest of World Roaming
100 mins, 100 texts plus 1GB Data****
Mobile Security
Add on available*
Virtual Landline App
Add on available*
Terms and conditions apply. All prices exclude VAT. All You Can Eat Data services for ROI use only. Fair usage applies to calls and texts. Additional charges may apply depending on usage. See EU Fair Usage Policy here. Click here for full Price Plan Rules.
5G Access is subject to you having a 5G ready device, being on a compatible price plan and being in a 5G coverage area.
*Add-ons:
3Mobile Protect Security Add-on costs €3.95 per licence per month and a 12 month minimum contract with third party service provider Corrata applies. 3Mobile Protect add-on available on selected plans only. For more details visit here.
3Connect virtual landline app is free for the first 3 months and costs €10 per user per month thereafter. A 24 month contract term as per mobile plan applies. 3Connect virtual landline add-on is available on selected plans only. For more details click here.
**€39.99 for full duration of 24 month contract. Offer ends 31/03/23
***International allowance is to over 80 specified countries; unlimited allowance is subject to a fair usage policy of 10,000 minutes/texts. Click here for international countries on 3Business Pro & 3Business Max.
****Rest of World Roaming allowance is to over 80 specified countries. Click here for rest of world countries on 3Business Max.
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.
Our plans are packed full of added value for you and your business, with All You Can Eat Data, Unlimited calls & texts, Fast 5G access, and much more.
Data
All You Can Eat
Calls/Texts
Unlimited ROI & EU
EU Data
Up to 40GB
5G
Access
Business Multi Select
Per Month, ex. VAT 24 Month Contract
EU Data
34GB
5G
5G Enabled
Mobile Security
Add on available*
Virtual Landline App
Add on available*
Business Multi Extra
Per Month, ex. VAT 24 Month Contract
EU Data
39GB
5G
5G Enabled
UK calls & texts
Unlimited
Mobile Security
Add on available*
Virtual Landline App
Add on available*
Business Multi Pro
Per Month, ex. VAT 24 Month Contract
EU Data
66GB
5G
5G Enabled
UK calls & texts
Unlimited
International
300 mins & 300 texts to key destinations**
USA/Canada Roaming
Unlimited calls & texts plus 23GB data
Mobile Security
Add on available*
Virtual Landline App
Add on available*
Terms and conditions apply. All prices exclude VAT. All You Can Eat Data services for ROI use only. Fair usage applies to calls and texts. Additional charges may apply depending on usage. See EU Fair Usage Policy here. Click here for full Price Plan Rules.
5G Access is subject to you having a 5G ready device, being on a compatible price plan and being in a 5G coverage area.
*Add-ons:
3Mobile Protect Security Add-on costs €3.95 per licence per month and a 12 month minimum contract with third party service provider Corrata applies. 3Mobile Protect add-on available on selected plans only. For more details visit here.
3Connect virtual landline app is free for the first 3 months and costs €10 per user per month thereafter. A 24 month contract term as per mobile plan applies. 3Connect virtual landline add-on is available on selected plans only. For more details click here.
**International allowance is to over 80 specified countries; unlimited allowance is subject to a fair usage policy of 10,000 minutes/texts. Click here for international countries on 3Business Multi Pro.
Click here for full Price Plan Rules.
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.