Just billed me £29 for sim I never used. 24.1.24 FURTHER UPDATE. received another email saying they would cancel, only to then receive ANOTHER email demanding £29. Who are this unprofessional bunc... See more
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See what reviewers are saying
I encourage everyone to stay away from this crowd. They took 230 pounds out of my account without permission and are refusing to refund me.
This is a great company offering a great value SIM. Much cheaper than going to Vodafone directly. Also just want to say how fantastic Marianne is. A very helpful person who answered all my question... See more
I recently switched from EE to O2 via OneCall. The customer service provided to me by Marie-Anne and Mark was stellar. There was one minor hiccup during the initial stages with setting up WiFi calli... See more
Company details
Contact info
34 South Molton Street, W1K 5RG, London , United Kingdom
- + 44 0330 094 6904
- info@onecallsim.com
- onecallsim.com
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I purchased this sim as I couldn’t…
I purchased this sim as I couldn’t always get signal,it’s great as no contract is needed,connection is fast,never run out of data as it’s unlimited and I had great customer service.
Will be purchasing one for my son.
Would recommend this sim.
13 November 2020
Unprompted review
Reply from Onecallsim
Hi Rachel,
Thank you for taking the time to review OneCall. We hope your son will be another happy customer soon.
Great product & excellent service
Bought this SIM card for my mother to use while visiting the UK. Arrived on time and was easy to activate. Really affordable compared to other company’s out there.
30 October 2020
Unprompted review
Reply from Onecallsim
Hi Angela,
Thank you for taking the time to review OneCall. We hope your mother enjoyed her trip to the UK
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