The staff in particular Kelly were very helpful indeed. She tried to work out why the 5G hub was not connecting to my phone. After changing the sim she brought a new hub which did connect to my phone... See more
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We we served by Craig and he was very knowledgeable and informative.He put together a good mobile and broadband package for me at a very good price per month.Very polite and a pleasure to do business... See more
Company replied
Came into store about upgrading my sun and Ryan helped me through the process and made everything very clear.
Company replied
Interactive with my son and saved a good amount of money
Company replied
Company details
About Three UK - 3Store Grantham
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 36 Issac Newton Centre, NG31 6EE, Grantham, Midlands, United Kingdom
- 01476575666
4.9
Excellent
158 reviews
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Ryan was very helpful and was really…
Ryan was very helpful and was really polite very happy with my purchase and really happy with three great service.
February 20, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hey Lynn, you’ve just made our day! 🎉 We’re glad to hear your experience with Ryan was excellent, and your feedback truly means a lot to us. -Neha
Ryan was so helpful and pleasant as…
Ryan was so helpful and pleasant as always . Will not deal with anyone else in store
February 14, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
That’s impressive, Sheryl 😊 It’s great to hear that Ryan continues to provide such a positive experience during your visits. ✨ Wishing you an incredible day. -Arvind
Chris was really helpful
Chris was really helpful, resolved the issue really quickly and efficiently and we've always had good experiences when we come into store
February 12, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hugh & Joanna, thank you for sharing this. It’s wonderful to hear that Chris made everything seamless and provided such attentive support. We look forward to welcoming you back again soon! -Afaq
Ryan was helpful servicd was great…
Ryan was helpful servicd was great reqlly happy with everything and explained everything really well.
February 12, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Amazing, Iqra! We’re so glad to hear that Ryan was super helpful. Thank you for trusting us, we truly appreciate your feedback! ☺️ -Kashish
Ryan was very efficient and helpful…
Ryan was very efficient and helpful service.
February 11, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hello Elisabeth, thank you so much for your wonderful review! 🎉 We’re happy you enjoyed our services from Ryan, and we’re always here to help. ☺️ -Kashish
Chris at Grantham
Chris was very helpful and thorough. He has saved me some money for the interim whilst I continue to pay off my current device. Very happy.
February 9, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hi Stephanie, we’re thrilled Chris delivered exceptional service! Thank you for taking the time to leave us a review. -Neha
Excellent service from Chris
Excellent service from Chris. He was able to answer questions about my concerns and worries. Chris Listened, supported with great knowledge and was able to advise me in the best deal that suited me.
Thank you.
I will be back.
January 30, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hello there.
That's amazing. We're glad to hear they were so helpful. Thanks for the feedback. -Pete
Very happy with service!
February 7, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hey Marius, that’s superb! We’re glad you had a positive experience. Thank you for sharing this wonderful 5⭐ review! 🌟 -Veronica
Fantastic service from Jack at Three
Jack , what an absolute hero today . Went above and beyond to sort out a new phone for me , set it up and transferred all data off old phone . Seriously i don’t know what I would have done without him . Always great service at Three . Efficient, polite and knowledgeable. Thank you very much .
February 5, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
What a fantastic review, Tina! 🌟 Jack will be over the moon to hear this. We’re so glad he could sort everything for you and make the experience a great one. 😊 -Veronica
Amqzing.Chris solve evrithing very…
Amqzing.Chris solve evrithing very fast and very profesional.👌
February 4, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hey Jan, this is what we love to hear from our customers! We’ll certainly pass your feedback on! -John
⭐⭐⭐⭐⭐ Excellent service from Chris
⭐⭐⭐⭐⭐ Excellent service from Chris – highly recommend!
We had a fantastic experience at the Three store thanks to Chris. He helped us get a great contract deal on the new iPhone 17 pro Max and made the whole process smooth and stress-free.
Chris was friendly, patient, and very knowledgeable. He took the time to explain all the options clearly, answered all our questions, and made sure we chose the best plan for our needs and budget. There was no pressure at all just honest advice and professional support.
It’s rare to find someone so helpful and genuinely caring about customer satisfaction. We left the store feeling happy and confident with our new phone and contract.
Thank you, Chris, for the excellent service you’re a real credit to the team!
February 4, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Wow! 🎉 Amazing, Stefania! It’s wonderful to hear how well Chris supported you. His calm approach and clear explanations made a real difference in your experience. Knowing you left feeling confident with your new phone and plan means a lot to us. We’re always here to help and truly appreciate you sharing such thoughtful feedback. Hope to see you again soon! -Afaq
Amazing 👏 Chris do an amazing job
Amazing 👏 Chris do an amazing job
February 4, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hey Darius, that’s wonderful! We’re so glad Chris made everything seamless for you. Thank you for the amazing 5⭐ review! -Veronica
Ryan ticks all the boxes
Ryan ticks all the boxes, answers all the questions very honest, helpful, friendly very happy. Went the extra mile for us.
February 3, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hey Mrs Dawson, it’s wonderful to hear that Ryan went the extra mile to make sure all your questions were answered and left you feeling very happy. Thank you! ☺️ -Kashish
Chris was very knowledgeable and…
Chris was very knowledgeable and curtious and professional,helped me with my issue and i would've been lost without him.
January 30, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Thank you so much for sharing this, Peter. It’s wonderful to hear that Chris made everything easy to understand and supported you throughout the process. Feedback like this brightens our day. -Manavata
Top service
Chris as always, very helpful, polite, welcoming. Great service and products. Great store.
January 26, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hi there.
That's great. We're glad to hear that. Thank you for the 5 stars. -Pete
Great, friendly customer service!
Today I went to the 3 Store in Grantham as I was out of contract. Chris was our Customer Advisor and he was really helpful. He helped me to find a new device, get a SIM deals that meets my needs and transfer everything from my old phone to my new phone!
January 24, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hi Laura! Thank you for sharing your experience. We’re so glad Chris was able to help you find the right device, set up a SIM deal that fits your needs, and smoothly transfer everything over. It sounds like he made upgrading feel as easy as pressing the magic button ✨ -Kashish
Great experience
Great experience, help and support from Chris. Thank you
January 24, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Erika, your message filled us with happiness 💖 Big shoutout to Chris for making your experience excellent and thank you for taking the time to share it with us. -Ashifa
Chris was very helpful in store today…
Chris was very helpful in store today (Grantham)
January 24, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hey Samantha, thank you for sharing your experience! We’re delighted to hear that Chris was so welcoming and helpful during your visit to our Grantham store. ☺️ -Prabhjeet
Chris was helpful in every way can't…
Chris was helpful in every way can't fault!
January 23, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Your kind words mean a lot, Margaret! We’re thrilled Chris was able to help you so thoroughly 😊 -Suhaas
Chris was extremely helpful with…
Chris was extremely helpful with changing my phone and showing me the ropes and also helped me to sort out trade in. And make sure everything was transferred.
January 22, 2026
Unprompted review
Reply from Three UK - 3Store Grantham
Hi George! Thank you for your feedback. We are delighted to hear that Chris assisted you with moving to your new device, guided you through the trade in process, and ensured all your information was transferred correctly. -Afaq
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