Scott provided absolutely excellent service from start to finish. He was incredibly patient, took the time to explain everything clearly, and helped me sort out my phone contract without any press... See more
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The rep,Pat was helpful, polite and patient, gave us plenty of options without over complicating any issues.
Company replied
Got new phone today and was served by ethan, he talked us through our plan and even updated all the information from my old phone to the new one. His customer service was impeccable he was so helpful... See more
Company replied
Scott was very helpful in store today and helping me setting my new phone up
Company replied
Company details
About Three UK - 3Store Southend
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
156 High Street, SS1 1JX, Southend, London, United Kingdom
- 01702462961
4.9
Excellent
121 reviews
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Scot was so knowledgeable fantastic…
Scot was so knowledgeable fantastic customer service 5 star
4 August 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hey Natalie, we’re thrilled to hear Scot provided excellent support. Thank you for taking the time to share your experience with us 😊
Three Social Media Team
Customer friendly and Ann very satisfied
Customer friendly and Ann very satisfied
2 August 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hey Duduzile, that's brilliant! We're super happy to hear that Ann gave you all the support you needed. Thank you for the amazing 5 ⭐ review! - Three Social Media Team
Mario’s service was amazing
Mario’s service was amazing! He made the upgrade so simple and easy. Very funny and very helpful!!
2 August 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hi Libby, thank you for sharing your experience with us. We are absolutely delighted to hear about the excellent support Mario provided, as our team always aims to make things as simple and helpful as possible. — Three Social Media Team
Got new phone today and was served by…
Got new phone today and was served by ethan, he talked us through our plan and even updated all the information from my old phone to the new one. His customer service was impeccable he was so helpful. THANK YOU ETHAN.
31 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hey, Carol. It's fantastic to hear that Ethan looked after you so well during your visit. He completely streamlined your upgrade by managing your plan details and safely migrating your data. Enjoy exploring your brand-new mobile! - Three Social Media Team
Scott provided absolutely excellent…
Scott provided absolutely excellent service from start to finish. He was incredibly patient, took the time to explain everything clearly, and helped me sort out my phone contract without any pressure or hassle.
Nothing was too much trouble, and he couldn’t have been more helpful throughout the whole process. It’s rare to receive customer service of this standard these days.
Thank you, Scott, for all your help – it’s very much appreciated. You’re a real credit to the team
23 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hi Andrew, we’re delighted to hear Scott guided you so well and made everything easy to understand – Three Social Media Team
Scott is very helpful
Scott was very helpful gave me the information I needed and helped me pick a plan and device that was affordable for me.
16 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hi Rebecca, it’s great to hear Scott took the time to guide you through your options and helped you choose the right plan and device for your needs. We’re delighted you had such a positive experience with us. — Three Social Media Team
Jamie is always a credit to your…
Jamie is always a credit to your company. He's so helpful and always gives the best advice and help. He's definitely part of the reason I stay with Three.
14 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hey Claire, Jamie’s commitment and genuine care shine through, and we’re delighted he’s made your experience with us so valuable. Thank you for the wonderful 5⭐ review!
Three Social Media Team
Great service from Mario today
Great service from Mario today - I've been out onto a better value tariff with no quibble. Everything was clearly explained, no hassle at all.
14 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hi Tom,
We’re delighted to know Mario made the process straightforward and helped you find a more suitable plan. Your positive feedback means a lot to us.
– Three Social Media Team
Reply from Three UK - 3Store Southend
That’s fantastic to hear, Rudo! We’re so pleased Suraj looked after you so well. Thanks for sharing your experience. ✨ – Three Social Media Team
Mario customer service
Mario was very quick, efficient and professional and interacted extremely well. He explained all the details without delay and got us a fantastic deal on two contract upgrades
10 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
That’s fantastic to hear, Nigel! 🌟 We’re so glad Mario provided excellent support, leaving you delighted with your new plan.-Three Social Media Team
I was greater with the upmost respect…
I was greater with the upmost respect by abidemi. She then listen to what we had to say and helped us with our inquiry. She was straight to the point and willing to help us with everything we asked her she was very clear on how we can proceed with our WiFi and phone SIM card. She was very welcoming and jolly to talk to I just say this is the best customer services I’ve ever had she really mad me and my partner feel welcome and understood.
7 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Love this energy 🎉 Chelsea. We’re overjoyed Abidemi’s attentive care and clear expertise gave both you and your partner the reassurance and support you were looking for, and recognition like this speaks volumes 🌟
- Three Social Media Team
Mario was very helpful and saved us…
Mario was very helpful and saved us money as well.
6 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hi John, thanks for taking the time to share your lovely review. We’re delighted to hear Mario provided exceptional assistance and helped you keep your costs down.
— Three Social Media Team
Mario was very polite and very helpful
Mario was very polite and very helpful
3 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hi Jane, we are absolutely delighted by this feedback! Kinga was brilliant at making sure everything went smoothly and providing you with top-tier care.— Three Social Media Team
Mario was superb,he was very helpful…
Mario was superb,he was very helpful and knowledgeable,explained everything perfectly.Great service.
3 July 2026
Unprompted review
Reply from Three UK - 3Store Southend
Michael, we’re delighted to know Mario guided you so well and made everything easy to understand. It’s great to hear his expertise left such a positive impression.
— Three Social Media Team
Reply from Three UK - 3Store Southend
Hi Saad, it is great to hear that Suraj was helpful during your interaction. Thank you for leaving us a 5 ⭐ review! -Kishan
Reply from Three UK - 3Store Southend
Boom 💥 Simon, it is fantastic that Steve shared such top‑tier expertise and complete dedication 🚀 -Arvind
Amazing service from Sujay at the…
Amazing service from Sujay at the Southend branch. Got exactly what I wanted and at the best deal possible. Nice and easy.
5* from me
20 June 2026
Unprompted review
Reply from Three UK - 3Store Southend
Thank you, Lois. It’s wonderful to hear that Sujay made your visit to the Southend store so seamless and that you left with the ideal deal. 😇 -Prabhjeet
Pat is the best!
Pat was very professional and helpful. He made sure that my questions were answered and that everything was clear. Very respectful and patient
15 June 2026
Unprompted review
Reply from Three UK - 3Store Southend
Hey Odean. We're thrilled Pat made the process easy and delivered outstanding care throughout. Thank you so much for sharing the feedback! ☺️ -Prabhjeet
Mario was fantastic and sorted…
Mario was fantastic and sorted everything out with my phone. All my apps are now working again and I was very impressed with the customer service I received.
15 June 2026
Unprompted review
Reply from Three UK - 3Store Southend
Your words are a real highlight ✨ Dave. Mario delivered such attentive and skilled support, getting your phone back in shape with everything working as it should 💫 -Arvind
Thanks so much to Abidemi who sorted…
Thanks so much to Abidemi who sorted out our phones with new sims and got us better deals on all our contracts too. Lovely customer service, much appreciated.
14 June 2026
Unprompted review
Reply from Three UK - 3Store Southend
Thank you! We're delighted to hear that Abidemi made your experience enjoyable and ensured you received excellent deals. 😇 -Prabhjeet
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