Arif and Gianina have been so so so helpful! After being to multiple store they actually took the time to sit and help me sort out a new sim and keep my old number! Will never go to another 3 store ag... See more
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It looked like I'd been the victim of fraud. By a call pretending to be 3 offing the world. I hung up, not before possibly giving too much info. I came straight to 3 Brentwood.. Karen was professiona... See more
Company replied
Incredibly helpful staff in the shop who helped us get a much better deal than we thought we'd be able to get, and were very patient and friendly throughout. Couldn't recommend more highly
Company replied
Hi, just had my mobile provider changed to a 3 at Brentwood's branch. It's very friendly environment, perfect customer service, Daniel and his colleague were just great, thank you.
Company replied
Company details
About Three UK - 3Store Brentwood
Written by the company
Three is a connectivity company that started life in 2003. Today, Three has over 9.5 million customers and the UK’s Fastest 5G Network.
Three’s 4G network covers 99% of the UK outdoor population.
Awards: Three was voted the Uswitch Best Network for Data 2022, and the UK’s Fastest 5G Network 2022 in the Ookla™ speedtest awards. Three UK is part of the CK Hutchison Holdings Ltd group of companies which has mobile operations in 11 countries.
Got questions about your device or our network? Learn, collaborate and support others by joining the Three Community.
Better connectivity, every day for every customer
Written by the company
- On the UK’s Fastest 5G Network
- “As a major part of the UK’s critical infrastructure, we take our role within corporate social responsibility very seriously. Whether we’re supporting the communities that need it most. Or nurturing a culture of belonging and respect for our diverse people. Every step we take as a business needs to have meaningful impact on our people and our society. We’re here to provide connectivity every day for every customer. But we’re also incredibly proud of the charitable partnerships and campaigns we’ve formed – particularly with Samaritans. These are having a positive impact on our wider communities and the lives of our customers. Because every aspect of life needs a big network.” Robert Finnegan, Chief Executive Officer
Contact info
Unit 9, Baytree Centre, CM14 4BX, Brentwood, London, United Kingdom
- 1277262122
4.9
Excellent
70 reviews
Asks customers to review
This company invites their customers to review, whether positive or negative
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Emily in Brentwood has saved me a lot…
Emily in Brentwood has saved me a lot of stress and worry over a fake S26 Ultra.
Amazing customer services
3 March 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Tracy, thank you for sharing this. We’re so glad Emily was able to take that stress off your shoulders and guide you through the situation with the fake S26 Ultra. Her customer service really shines :) -Ayesha
Lovely staff
Lovely staff - Arif & Gianina. They both took so much time finding me the best deals & setting things up for me. Today I saved over £60. Will recommend
7 February 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Arif and Gianina embody true dedication and a gift for uncovering value. Karen, they turned your visit into a seamless setup and a £60 win. Your recommendation is priceless, here’s to more savings and happy visits ahead. -Ashifa
Happy
Came in because of me going, very happy with service, it was brilliant. Very helpful and explained everything.
3 February 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Hey Jennifer, that's amazing 😊 We're so glad our team gave you caring, supportive service and made your visit pleasant. Thanks for sharing your experience 💛 -Arvind
Sorted out my query and was helpful
2 February 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Hello Janice! We’re happy to hear that you had a great experience with us. Thank you for the review! -Neha
Reply from Three UK - 3Store Brentwood
Thanks for your 5 ⭐ review, Pauline, and it's lovely to hear that you enjoyed excellent service. We appreciate you taking the time to share this with us 🎊. -Michael
Very helpful staff
Giannina and Daniel were very hekpful to my husband and I. We were very happy with the service. Thank you!
23 January 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Hi Carol! 🎉 It’s great to hear about the support you and your husband received. We’re glad Giannina and Daniel looked after you both so well. It’s lovely to know you were pleased with the care provided. -Kishan
Very helpful and efficient
Very helpful and efficient, helped renew contracts and save me money. Thank you
16 January 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Paul, this is phenomenal! 🎉 We’re glad our team turned the renewal process into a smooth experience for you. We hope you have a fantastic day! 😊 -Prabhjeet
5G Mobile Broadband
Emily was very helpful and made the process very easy.
15 January 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Wow, Alice! 🎉 It’s wonderful to hear that Emily made your experience seamless and that everything went smoothly for you. Enjoy the rest of your day! -Manavata
Excellent service
3 January 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Hello there.
Awesome stuff. We're glad to hear that. Thanks for the support. -Pete
Very helpful
3 January 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Hi there.
Oh yeah, that's what we like to hear. Thanks for taking the time to leave us this 5 star review. -Pete
Great customer service
Emily and Janine were so helpful and sorted out our phone issues in no time at all
2 January 2026
Unprompted review
Reply from Three UK - 3Store Brentwood
Hi.
Thanks! Your review is really appreciated. -Pete
Gianina was superb
Gianina was superb. She helped me with a good deal for my business plan after I was struggling to do it online. I’m grateful for her services
22 December 2025
Unprompted review
Reply from Three UK - 3Store Brentwood
That’s great to hear, Alex. Thank you for sharing your experience. Gianina guided you to a suitable option, and we wish you a wonderful day ahead. -Manavata
Vary well explained by great people…
Vary well explained by great people Thank you
20 December 2025
Unprompted review
Reply from Three UK - 3Store Brentwood
Hi there.
Oh yeah, that's what we like to hear. Thanks for taking the time to leave us this 5 star review. -Pete
Visited today the two ladies were…
Visited today the two ladies were lovely in the store very helpful and couldn’t have done enough for us.
17 December 2025
Unprompted review
Reply from Three UK - 3Store Brentwood
Thanks for your 5 ⭐ review, Aimee, and it's lovely to hear that you enjoyed great customer service during your store visit. We appreciate you taking the time to share this with us 🎊. -Michael
Very very helpful and understanding…
Very very helpful and understanding with my hear disability. Very caring.
16 December 2025
Unprompted review
Reply from Three UK - 3Store Brentwood
Hello Christine, this is what we love to hear from our customers! We’ll certainly pass your feedback on! -John
Reply from Three UK - 3Store Brentwood
Hey there, this is what we love to hear from our customers! We’ll certainly pass your feedback on! -John
It looked like I'd been the victim of…
It looked like I'd been the victim of fraud. By a call pretending to be 3 offing the world. I hung up, not before possibly giving too much info. I came straight to 3 Brentwood.. Karen was professional knowledgeable friendly welcoming and dealt with the situation with a calm professional manner... helping me beyond belief....
Highly recommended 5 star.
19 November 2025
Unprompted review
Reply from Three UK - 3Store Brentwood
That's really quick thinking, Steve. You absolutely did the right thing being safe and sensible. We're so glad you got the advice you needed :) -Scott
Very good service The agent took her time in helping with…
The agent took her time in helping with the issue I had and as a result I came away more educated, with a good deal, and with a new phone that works!
10 November 2025
Unprompted review
Reply from Three UK - 3Store Brentwood
Thanks for this fantastic 5⭐ review, V. We really do appreciate it! Have a great day 😊 -Jade
Afif was warm and welcoming
Afif was warm and welcoming! Very happy with the service!
8 November 2025
Unprompted review
Reply from Three UK - 3Store Brentwood
Hi there.
Oh yeah, that's what we like to hear. Thanks for taking the time to leave us this 5 star review. -Pete
Excellence service for your assistant…
Excellence service for your assistant Karen
8 November 2025
Unprompted review
Reply from Three UK - 3Store Brentwood
Hi.
Thanks! Your review is really appreciated. -Pete
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