3 Mobile Customer Service Phone Number is:
0333 300 3333

3 Mobile Opening Hours:

Sunday: 9.00-18.00. Monday: 8.00-20.00. Tuesday: 8.00-20.00. Wednesday 8.00-20.00. Thursday: 8.00-20.00. Friday: 8.00-20.00. Saturday 9.00-18.00

The 3 Mobile Advantage

Since 2003, 3 Mobile has been a trailblazer in the telecommunications arena. It was the first to offer unlimited data for users and integrate Internet applications to mobile. It takes pride in being UK’s least complained about network boosted by the hashtag #makeitright. They also carry 45% of the country’s mobile data traffic and boasts of 98% 3G and 4G coverage all across UK. With more than a dozen awards, 3 Mobile does not only offer great service but also great 3 Mobile customer service.

Contact 3 Mobile Customer Service

Consumers can easily contact 3 Mobile customer service through various ways. You can call them, email them, write to them, or visit them.

To call:

From your 3 Mobile, simply dial 333 free of charge. If you are calling from your mobile broadband, just dial 500 also free of charge. If you are calling from a different phone, dial 0333 300 3333 or 0333 300 0500 for mobile broadband users. (Standard call rates apply.) From any country outside the UK, you can call +44 7782 333 333 or +44 7782 333 500. (Roaming costs and international charges apply.)

To email:

Visit the 3 Mobile contact page and fill in the online form by following these steps:

  • Choose your account type
  • Type in your first name then last name
  • Indicate your postcode
  • Provide your date of birth
  • Input your email
  • Provide your 3 Mobile or Broadband number
  • Select a topic then question
  • Fill in the details and press submit

To write:

If you wish to write to 3 Mobile customer service through post, send your letter to this address:

Three Customer Services

Hutchison 3G UK Ltd PO Box 333 Glasgow G2 9AG.

Remember to state your name, date of birth, postcode and contact number. Also indicate in your letter how you wish to be contacted. Allow 7 to 10 days for 3 Mobile customer service to get back to you.

To visit:

If you wish to visit a 3 Mobile store, you can use the store locator. Just type your location or postcode on the search bar and the results will appear below showing a store’s distance form your location, the address, telephone number, and operating hours. You will also see a map indicating the store nearest you.

3 Mobile Customer Service Support

3 Mobile Customer Service offers additional support to their customers in various ways. The support page is an easy access part of the website that helps you troubleshoot common problems on your own. Topics are categorized for quick browsing and you can also use the search bar to get immediate results to your queries. They also offer accessibility services making the customer service experience more inclusive. You can request for an interpreter online or by calling one through 0843 178 0773.  Webchat service is also available on the website 9.00-17.30. You can also fax documents to 0141 204 8773 or use your textphone by dialing 0800 358 4917.

3 Mobile Sales Enquiries

If you are interested to buy a handset for yourself or several handsets for your business, you can visit a store, make a purchase online, or call 0800 358 8460 or 0800 358 9083 for business sales enquiries. Calls are entertained 9.00-17.30.

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