What to Do Right Now

Check Downdetector

See if other Three users are reporting broadband outages right now.
Check My Three Account

Log in to view fault history, billing status, and network alerts.
Call Three: 1913

Speak directly with Three’s technical team about your fault.
Restart Your Router

A quick restart fixes most connection issues in just a few minutes.

Find the Best Broadband Deal in Your Area!

Our broadband experts at Selectra can help you secure a fast, affordable plan in your area - completely free.

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Is the Three Network Down Now?

If your Three broadband has stopped working at home, there could be several reasons beyond a network-wide outage. Because Three broadband runs on the mobile network, signal issues play a bigger role than with fixed-line providers. Check these common causes first:

Device Failure
Your Three broadband hub may have stopped working, or the SIM card inside may need to be reseated. Check that all cables are firmly connected and the power light is on.
Power Cut
Even a brief power cut turns off your router. It may still be restarting. Check the lights on your Three broadband hub — they should turn solid when fully loaded.
Missed Payments
Your service may be suspended if you have missed a payment. Check your bank account and My Three account for outstanding bills.
Unexplained Outage
Sometimes outages happen for no apparent reason. Three may have had a brief network failure or a local mast issue that resolves quickly on its own.

Is the Three Broadband Down in My Area?

If you have ruled out local issues, check whether the Three network is officially down. Use your phone or another device to visit Downdetector’s Three page to see if others in your area are experiencing the same problem.

Can I Check on My Three Account If Three Broadband Is Down?

You can check whether your Three broadband is down by logging into your My Three account. From there, you can view service status alerts, data usage, and billing information. The My3 App on your phone also provides real-time updates on any network issues affecting your area.

Broadband Outage Map

The map below shows broadband outages reported by users across Ireland in real time. Click on a marker for details.

Live Broadband Outages in Ireland
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Source: user reports · Selectra

Mobile Network Outage Map

The map below shows mobile network (4G/5G) outages reported by users across Ireland in real time.

Live Mobile Network Outages in Ireland
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Source: user reports · Selectra

How Do I Report a Broadband Fault to Three?

If you have confirmed a Three broadband fault and want to report it, you can do so through the Three support portal or by calling the Three support line directly.

Thank you! Your outage report has been submitted and will help others in your area.

Outage Type *

Provider *

Your Address *

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How Do I Report a Three Broadband Fault Online?

You can report a fault through the Three website or the My3 App. Follow these steps:

Step 1 Log In
Sign in to your My Three account or open the My3 App on your phone.
Step 2 Support Chat
Navigate to the support section and start a live chat or use the troubleshooting tool. Three will guide you through diagnostics.
Step 3 Log the Fault
If the diagnostics detect an issue, the support agent will log a fault ticket. Include details about when the problem started and your location.

Alternatively, you can call the Three support line directly on 1913 (freephone from a Three handset).

1913 Three Support — more contact options
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Why Is My Three Data Not Working?

Since Three broadband runs entirely on the mobile network, your home broadband and phone data share the same infrastructure. If your Three mobile data has stopped working, these troubleshooting steps apply to both your phone and your broadband hub.

How Do I Solve the Three Network Down on My Phone?

Check the following on your mobile device:

Check Your Signal
You might have entered an area with poor Three coverage. Move around to see if the signal bars on your phone change. Three broadband also depends on signal strength at your home.
Check Data Allowance
Your mobile data may have run out. Check your contract limits — you are usually limited to a certain number of GBs per month.
Check APN Settings
Make sure mobile data is switched on and your APN is set to 3ireland.ie with a blank username and password.
Check for Physical Damage
If you have knocked or dropped your phone, the antenna inside may be damaged and cannot receive a signal properly.

How Do I Solve the Three Network Down on My Mobile Broadband?

If your Three broadband hub has lost its connection, try repositioning it near a window or on a higher surface to improve signal reception. Unlike fixed-line broadband, Three relies on 4G/5G signal, so placement matters significantly. You can also check your My Three account for any known outages in your area.

What is an Access Point Name (APN)? All phones with a SIM card need to connect to the mobile network. The APN is like the address for your phone to send and receive data and is different for each carrier. You can usually find the APN information in your device settings by looking under Mobile Network and then in Access Point Names.

Find the Best Broadband Deal in Your Area!

Our broadband experts at Selectra can help you secure a fast, affordable plan in your area - completely free.

Ad - Selectra Service
This is a free call from Ireland. Selectra agents can assist you with comparing and switching energy providers on weekdays between 9 am and 5.30 pm.

How Do I Reset My Three Broadband Hub?

Having your broadband hub on for a long time might cause it to become a little bit buggy. This is normal, but you might need to reset your Three broadband hub if your connection is down.

Simple Restart

This reboots your hub with all the settings intact. It usually works to solve most problems.
1 Turn off the hub by pressing the power button at the back.
2 Wait around 1 to 5 minutes.
3 Turn it back on again.
This is the recommended first step for most issues.

Full Factory Reset

1 Find the Reset Button on the back of the hub, in a tiny hole near the Power Button. Use a pin or paper clip.
2 Hold down the button for 10–20 seconds until the lights start flashing, then release.
3 Wait about two minutes until all lights turn solid. You will then need to set up your hub again.

How Can I Fix Slow Three Broadband?

Sometimes the problem is not that the Three network is down, but that it is really slow. As a provider, Three is required by ComReg to provide the speeds advertised on your contract.

What Affects My Three Broadband Speed?

Speeds Contracted Three broadband speeds vary by signal strength at your location. If speeds are consistently low, consider switching to a fixed-line provider.
Hub Placement Since Three uses mobile signal, placing the hub near a window or on a higher surface can significantly improve speeds and stability.
Network Coverage Not all companies cover the same ground. Check what your neighbours use and consider switching provider.

If you are concerned about your speeds, run a quick broadband speed test to check if you are getting what you pay for. If Three broadband speeds are repeatedly underperforming, you may be able to end your contract without a penalty fee.

Find the Best Broadband Deal in Your Area!

Our broadband experts at Selectra can help you secure a fast, affordable plan in your area - completely free.

Ad - Selectra Service
This is a free call from Ireland. Selectra agents can assist you with comparing and switching energy providers on weekdays between 9 am and 5.30 pm.

Frequently Asked Questions About Three Broadband Outages

You can check if Three broadband is down by visiting Downdetector to see if other users are reporting issues. You can also log into your My Three account or the My3 App for service status updates.

You can report a fault to Three through their website live chat, via the My3 App, or by calling Three support on 1913 (freephone from a Three handset). The support team can run remote diagnostics on your connection.

To restart your Three broadband hub, press the power button at the back to turn it off, wait 1-5 minutes, then turn it back on. This reboots the hub with all existing settings intact. For a full factory reset, hold the small reset button with a pin for 10-20 seconds until the lights flash.

Slow Three broadband is usually caused by poor mobile signal at your location, since Three broadband runs on 4G/5G. Try repositioning your hub near a window or on a higher surface. Run a speed test to check your actual speeds.

The Three support number is 1913 (freephone from a Three handset). This connects you to their technical team who can diagnose connection faults, check for area-wide outages, and log a fault ticket on your behalf.

Further Reading