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Three Mobile Telephone Number

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Three Mobile is one of the UK’s biggest companies who sell mobiles, broadband and they also owns their own mobile phone network. Three Mobile is one of the fastest growing networks in the United Kingdom. They are serving their mobile phone network to more than 97% of the UK Residents. 

Three Mobile Information - 0844 453 5158

Do you need to contact Three Mobile? You can find their contact information below.

Three Mobile Customer Support
Hutchison 3G UK Ltd
PO Box 333
G2 9AG


Opening Hours
Mon-Sun 8am-10pm
Telephone Number
0844 453 5158
Calls to 084 numbers cost 7p per minute plus your phone company’s access charge.

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Three Mobile News - 0844 453 5158

Three Mobile Customer Services

If you are an existing Three Mobile customer and you want to know more about Pay as you Go Mobile Broadband. You can check the Detailed help guide on Pay As You Go Mobile Broadband by clicking on

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Three Mobile FAQs - 0844 453 5158

Q. What to do if my device is from other UK mobile network?
A. If your device came from another UK Mobile network, you can call Three Mobile Telephone number – 0844 453 5158. You will connected to one of the Three mobile customer services executive to help you to update your 4G Enabled Mobile Software.

Q. How to check your device compatibility for getting 4G?
A. if you are a current Three mobile customer and want to get 4G on your 3 mobile. You can check it at 3 Mobile’s coverage area section by selecting ‘Find my device’ option in Official website.
If you are experiencing any problems using this coverage area section in official website, you can contact Three Mobile customer services team on 0844 453 5158. One of the three mobile customer support executive will help you to resolve all your issues.

Q. How do I join Three Mobile?
A. You can join Three Mobile by calling the Three Mobile customer support department on the following Three Mobile telephone number; 0844 453 5158. You can contact Three Mobile Monday to Friday, 8am to 8pm and 8am to 6pm on Saturdays to discuss registration.

Q. How do I view my Three Mobile bill online?
A. If you would like to contact the Three Mobile Billing department to understand and view your bill within your online account, you can call the Three Mobile customer services team on 0844 453 5158. This will connect you directly with a Three Mobile customer executive who will help you to understand and resolve any Three Mobile billing issues you may have.

Q. How do I find more company details?
A. At Contact Numbers, we've listed a wide range of companies alongside their full contact details so that you don't have to scour the web for hours! Using our easy to navigate website you can quickly search for Customer Service details and live chat too! Simply enter the Three Mobile you're looking for and follow the instructions on screen.

Q. When is it best to contact Three Mobile?
A. The peak time for most companies receiving calls is around 5-6pm, so try and avoid lengthy call queues by contacting them during the day if possible.

Q. How do I make a complaint to Three Mobile?
A. Here at Contact Numbers we recommend putting your complaint in writing to Three Mobile. A telephone call, followed by a written complaint could help your query be resolved more quickly. What’s more, you’ll have a written record of your communication with Three Mobile for future reference should you need it.

Q. I have been expecting a call back and several days have passed - what should I do?
A. Depending on what they've told you - get on the phone if you think it's been too long! It might be that they're backlogged or have even misplaced your query. It's best to find out what the hold-up is before you take further action. you should call again on Three Mobile customer services team on 0844 453 5158 and specify your problems.

Q. How much time should it take to resolve the query?
A. it should normally take less than a week to resolve a problems. Three Mobile customer services aim to get your problem solved as quickly as possible - but if they don't, you can directly speak with a Three Mobile customer service executive by calling on 0844 453 5158.

Three Mobile Help Guides - 0844 453 5158

Help Guide on 4G on Three Mobile's network

If you are an existing Three Mobile Customer and you want to know more about 4G. if you want 4G on your Three Mobile. You will need to check the few things included below: 

Make sure you are in a 4G Coverage Area:

Currently, Three Mobile is working hard to rollout 4G everywhere. But at present it is available only in selected 30 towns and cities. You can still find if your location is coming in Three Mobile’s coverage area by visiting 3 Mobile Official website.  

Check your device compatibility:

If you have using Three Mobile’s device, the easiest way to check whether your phone is compatible with 4G is to visit 3 Mobile’s coverage checker and choose Find my device.

If you are facing any issue while using 3 Mobile’s coverage checker, then you can get in touch with Three Mobile customer services team on 0844 453 5158. 

Check to make sure your phone’s software is up to date:

If you are an existing three mobile customer and make sure your device software is up to date in receiving your 4G Network. You can check your device compatibility here.  

If you have completed all the above steps and facing any issues with any of the steps, you can call on Three Mobile Telephone Number – 0844 453 5158 to connect you directly with one of the Three mobile customer support executive who will help you to resolve all your Three mobile issues whichever you are facing. 

You can watch the Official Video on getting your device ready for 4G: 

Disclaimer: Calls are charged at 7p per minute. Contact number is UK’s local phone book directory services and connects you to Three Mobile customer services team. This site is not affiliated with Three Mobile. 

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