Mobile Broadband help

What is Mobile Broadband?

Mobile Broadband is your personal internet connection. It includes HomeFi, Mi-Fi, Dongle, Tablet and SIM only plans.

If you’re looking for Home Broadband help, you can find it here.

What are Mobile/Home Broadband and what's the difference?

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Installation, help & troubleshooting

Select your device to get step-by-step, support, visual guides and video tutorials.

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Would you like to top up?

To top up you will need to know your number.

How do I find my number?

Roaming & international

Find out how much it costs to use your device abroad.

See all destinations including Go Roam destinations where you can unlock your UK allowance abroad for a low daily charge.

Further support

Chat to us

Live chat is open 

Mon-Fri, 08:00 - 20:00
Sat-Sun, 09:00 - 20:00

Call us

Lines are open

Mon-Fri, 08:00 - 20:00
Sat-Sun, 09:00 - 18:00

Store locator

Find your nearest Three store.

Why choose Three?

Based on analysis by Ookla® of Speedtest Intelligence® data for Q3-Q4 2023. Ookla trademarks used under license and reprinted with permission.