O2 Business Reviews 

72
TrustScore 1.5 out of 5

1.3

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Review summary

Created with AI, based on recent reviews

Considering 59 reviews, most reviewers were let down by their experience overall. Many people found customer service unhelpful and difficult to reach, often experiencing long waits, being cut off, or dealing with staff unable to resolve issues. Reviewers also faced significant problems with the service itself, including frequent connection outages and poor network coverage, which severely impacted their ability to run businesses. Customers frequently encountered numerous billing discrepancies, such as incorrect charges, unauthorized withdrawals, or being billed for cancelled or unused services. Many struggled with the payment process, including direct debit issues and difficulties managing accounts online, leading to frustration over unresolved financial problems.

What people talk about most

Service

Customers consistently note negative experiences with service, with many describing it as "rubbish" and... See more

Customer service

People report negative experiences with customer service, with many expressing extreme dissatisfaction and... See more

Payment

Users describe negative interactions with payment, frequently reporting issues such as being billed for... See more

Customer communications

Reviewers express significant frustration with contact methods, often citing difficulties reaching customer... See more

Staff

Reviewers highlight negative aspects of staff, with many expressing frustration over unhelpful, rude, and... See more

Reviews shaping this summary

Rated 1 out of 5 stars

After my contract finished I was told I had £135 in credit. After 4 telephone calls lasting on average 30 minutes and at least 4 emails to the complaints team no one has got back to me. Appare... See more

Rated 1 out of 5 stars

I left this terrible telecoms provider on 23rd June. I’ve had a lot of history with them in their previous guises of XLN and Daisy. Naturally I cancelled my direct debit as my account was paid unt... See more

Company replied

Rated 1 out of 5 stars

Avoid O2 Business at all costs. They set up my Direct Debit incorrectly and failed to take any payments. When I noticed, I called them and paid the outstanding balance directly. Two weeks later,... See more

Rated 1 out of 5 stars

I needed to add a bolt on for additional data - but I needed to do it outside the o2 Business helpdesk/customer services office hours (0800 - 2000 GMT/BST) when there is no service. How on earth can a... See more

Company replied


Company details

  1. Telecommunications Service Provider
  2. Telecommunications Equipment Supplier

Written by the company

O2 Business gives you greater flexibility and an unrivalled service. Our award winning network means you stay connected, whenever you’re doing business.


Contact info

1.3

Bad

TrustScore 1.5 out of 5

72 reviews

5-star
4-star
3-star
2-star
1-star

No recent history of asking for reviews

This company hasn't invited customers recently, so reviews may not be representative

Replied to 75% of negative reviews

Typically replies within 1 week

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1.3

All reviews

(72)

60 reviews in the last 12 months

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Rated 1 out of 5 stars

Worst customer service I have ever…

Worst customer service I have ever experienced. Can’t speak to anyone who has any experience. Everything is so scripted that it sounds like AI and they just do not know what they are doing. 2 weeks to get an e-sim. The shops say they don’t deal with business queries. Walked in to EE shop next door and they sorted it all out. You have lost over £3k a year of business from me and I will never go back!!

November 11, 2025
Unprompted review
O2 Business logo

Reply from O2 Business

Hi Neil,

We’re sorry you had a poor experience with O2 Business.

We’d love to get to the bottom of this and help you get it sorted, but to do that we’ll need a few more details.

We’ve requested some more information through TrustPilot. If you can respond to that when you have a moment we’ll look into this ASAP.

Thank you,

The O2 Business Team

Rated 1 out of 5 stars

Prices for our business lines have all…

Prices for our business lines have all increased a minimum of 15% but the network signal seems to have got worse. Also just tried to cancel one member of staffs contract that expires in 4 weeks and it took 1 hour and 3 people on the phone to help. Very hard to understand what they was saying, sounded like they was working out of a public toilet somewhere with the background noise, all our contracts will be cancelled and moved. From one of the best networks, to one of the worst in the last 12 months.

November 6, 2025
Unprompted review
O2 Business logo

Reply from O2 Business

Hi,

We’re sorry you had a poor experience with O2 Business.

We’d love to get to the bottom of this and help you get it sorted, but to do that we’ll need a few more details.

We’ve requested some more information through Trustpilot. If you can respond to that when you have a moment we’ll look into this ASAP.

Thank you,

The O2 Business Team

Rated 1 out of 5 stars

If i could give zero stars I would

If i could give zero stars I would.
We've had a business account for 8 years and used to have a great account manager who made managing our account and ordering new phones super easy.
Unfortunately several changes later its now IMPOSSIBLE to speak to someone, the few times i do get through it takes in excess of 2 hours to speak to someone and the customer service is painful at best.
Its impossible to do anything on the website without it crashing or not finding the page.
I cant even cancel the contracts because i cant get in touch with them. Probably the worst service i've ever received from a company>

October 30, 2025
Unprompted review
O2 Business logo

Reply from O2 Business

Hi Charlotte,

We’re sorry you had a poor experience with O2 Business.

We’d love to get to the bottom of this and help you get it sorted, but to do that we’ll need a few more details.

We’ve requested some more information through Trustpilot. If you can respond to that when you have a moment we’ll look into this ASAP.

Thank you,

The O2 Business Team

Rated 1 out of 5 stars

I use 02 with Kynex and the below is my…

I use 02 with Kynex and the below is my experience.
Fraud .
they sold me a transfer from my service provider to another to save me money and they would take care of the “contract buy out” it took 10months for this over 2 years ago . They then claimed never to receive my device leaving me owing 800 pound to my old provider. Which I never received . The company had been sent a police references number . Still ignored and no money received they continue to lie stating they hasn’t received my old device . This was on going and never resolved at the time my father passed away and I couldn’t continue the battle that they made impossible with this . I become fed up of repeating my self .i was contacted again by them to purchase. 4g box which seemed great and fair . 4 months later this didn’t arrive I spoke to several people I was then offered to cancel this but I still have to pay upfront to get my money back ten days later the next month . This doesn’t happen with out me chasing or the figure being wrong . I have spent hours on the phone and owed over 175 however you just can’t communicate this or get them to understand . I upgraded my phone on the 7th October and still not received the device this is now coming up to the 30 day period
I had 4 weeks with no services and had to pay the full bill .
I have notified my invoice is wrong you only get the response “ I tried to call you today “
They can not correct or work out this concern you often get a giggling individual.I would urge anyone thinking of using them to reconsider !!!!!
I have wasted so much time and frustration with this company and always given them the bennifit of the doubt . They have negatively affected my clients and mental health . There promises never come off . I have withdrawn legal action time and time again with huge regret . I have been more than fair and understating with this company . There are staff who I feel try to resolve concerns but hands are tied .

October 7, 2025
Unprompted review
O2 Business logo

Reply from O2 Business

Hi,

We’re sorry you had a poor experience with O2 Business.

We’d love to get to the bottom of this and help you get it sorted, but to do that we’ll need a few more details.

We’ve requested some more information through Trustpilot. If you can respond to that when you have a moment we’ll look into this ASAP.

Thank you,

The O2 Business Team

Rated 1 out of 5 stars

Just the most dreadful customer…

Just the most dreadful customer service, in all respects. Help only available 9-6pm Mon to Friday, and even if you can get through to someone, the line quality is so bad I might as well try having a conversation with my dog. Cancelling my contract and switiching to another company asap.

October 20, 2025
Unprompted review
O2 Business logo

Reply from O2 Business

Hi Mark,

We’re sorry you had a poor experience with O2 Business.

We’d love to get to the bottom of this and help you get it sorted, but to do that we’ll need a few more details.

We’ve requested some more information through Trustpilot. If you can respond to that when you have a moment we’ll look into this ASAP.

Thank you,

The O2 Business Team

Rated 1 out of 5 stars

O2 Business Shambles...

Across the past few months I have been attempting to achieve what ought to have been a seamless change from a personal O2 account to a business account.

Not only has it been THE most poorly executed change of service (in a single business) that I have ever experienced, the pain continues.

I have had zero communication with anyone that appears to know what to do, I was without a phone service on my business phone - my only form of communication- for nearly 2 weeks (at some cost to the business!), I am not receiving monthly bills (needed for proper accounting purposes) and I am currently on the phone to customer services being told I have failed security - having given my mobile number, my name and my company's name - the only significant pieces of information required and on record!

Really O2 - get your act together .... it ought not to be this difficult to care about your customers!!

October 13, 2025
Unprompted review
O2 Business logo

Reply from O2 Business

Hi,

We’re sorry you had a poor experience with O2 Business.

We’d love to get to the bottom of this and help you get it sorted, but to do that we’ll need a few more details.

We’ve requested some more information through Trustpilot. If you can respond to that when you have a moment we’ll look into this ASAP.

Thank you,

The O2 Business Team

Rated 1 out of 5 stars

Crap Customer Services

Why big companies like O2 Business and Virgin Media have the worst Customer Services ever.
Hours of phone calls with customer services and after 6 days issues not yet resolved. Some of the agents also have language and training issues

October 10, 2025
Unprompted review
Rated 1 out of 5 stars

REFUSING TO GIVE MONEY BACK!

After my contract finished I was told I had £135 in credit.

After 4 telephone calls lasting on average 30 minutes and at least 4 emails to the complaints team no one has got back to me.

Apparently a cheque was sent in July it's now the end of September still no contact or cheque.

I can't believe a big company like O2 can basically steal from it's customers.

July 1, 2025
Unprompted review
Rated 1 out of 5 stars

if I could rate a 0 I would AVOID AT…

if I could rate a 0 I would AVOID AT ALL COST.
been with o2 business a while now phone randomly got barred even though the bills where up to date they couldn't reactivate my sim as apparently it is all working. when I finally got them to listen eventually they sent 3 different sim cards and E sims non of which activated. after 3 months of using partners phone to try sort this out and loosing job interviews in the process it worked but they refuse to acknowledge fault. any reimbursement I was told to contact crown communications who say they only deal with setting up contracts and not providing the services and that I should talk to o2 who say its not their contract and to contact o2 business who say its not their fault and to contact crown communication who say its not their fault call o2...….etc!!!!
now stuck in a contract till 2026 and cannot wait to leave and If you want something decent look elsewhere.
absolutely abhorrent.

April 1, 2025
Unprompted review
Rated 1 out of 5 stars

DO NOT use O2 Business

DO NOT use O2 Business!

I have had an O2 Business account for around 1 year now, and in that entire time I have not been able to access 'My O2' business account online in order to manage and view my bills etc.
I have been on to and chasing O2 for this entire year and still there has been no resolution. Their customer service, despite them trying their hardest, seem incapable of achieving anything meaninful, and the tech team never follow up as promised. On the whole, a useless company with even worse customer-relations

September 11, 2025
Unprompted review
Rated 1 out of 5 stars

🚫🚫🚫STAY AWAY 🚫🚫🚫

🚫🚫🚫STAY AWAY 🚫🚫🚫
worst mobile provider.
Billed me twice, for 3 months running
Be prepared to wait at least an hour to speak to SOMEBODY.
Ended my contract months ago I'm still getting billed. 😭😭😭

September 9, 2025
Unprompted review
Rated 1 out of 5 stars

I cant give 0 stars.They canceled my…

I cant give 0 stars.They canceled my direct debit without telling me and after they told me my account is restricted.I put back the direct debit but they still charged me 2.50 plus VAT on my both accounts.I wanted to move to another network and now they want money.They are thieves.Avoid them or you will also be scamed by them.

September 8, 2025
Unprompted review
Rated 1 out of 5 stars

Without doubt the worst company I have…

Without doubt the worst company I have ever dealt with.
I am being charged for a mobile phone I do not have and to make matters worse they will not address the issue.
The are robbing me out of my money and I will be reporting them to ombudsman.

September 6, 2025
Unprompted review
Rated 1 out of 5 stars

Avoid O2 Business at all costs.

Avoid O2 Business at all costs.
They set up my Direct Debit incorrectly and failed to take any payments. When I noticed, I called them and paid the outstanding balance directly. Two weeks later, they suddenly withdrew £1,720 from my account without warning.

After countless phone calls, broken promises, and zero resolution, I can confidently say their customer service is some of the worst I’ve ever experienced.

Do yourself a favour—go elsewhere.

August 26, 2025
Unprompted review
Rated 1 out of 5 stars

Its hard to run a business with O2…

Its hard to run a business with O2 Business as you spend so much time on the phone trying to sort out the most basic of problems.

After 3 years I still cannot get access to my account or download (or even receive) invoices. Appalling service.

To try and resolve it will be require a min 45 min call with a polite but ultimately useless rep in the Philippines - which I simply dont have time for. This is after spending hours trying to resolve the issue with them over the past few weeks.

August 19, 2025
Unprompted review
Rated 3 out of 5 stars

I finally ditched O2 after 20 years

I have been a business customer with them since around 2007. Deal was good some handsets on deals then in 2018 decided to consider sim only. Rates were decent about 25 quid a month for 2 sims unlimited calls and text 10G of data... nothing to complain about apart perhaps the ever woefully inadequate "flash" interface in the mid 10's (finally ditched thank god). Then somewhat decent billing reports as of late. Only I never have been sold on their website and support chat was passable. Somewhat helpful customer service depending on who you got to talk to. Last contract renewal was going to double my costs so I voted with my feet and moved to Lebara. Same service (actually better) for less. Also did not fancy having to go through hoops telling O2 I changed my business name. Talking about rewarding a 20years long customer. I guess they got their money worth. Not to mention the EASY way to manage your numbers on Lebara's website customer portal.

So long. Good luck with Virgin

July 14, 2025
Unprompted review
Rated 1 out of 5 stars

Zero customer service

I have tried for more than hour to contact O2 business by phone and online chat. No result whatsoever. Have had five numbers with them for several years but it's time to move on.

August 8, 2025
Unprompted review
Rated 1 out of 5 stars

O2 Business/ Airtime Solutions

O2 Business/ Airtime Solutions, two Complete corrupt companies, mis selling/ misrepresenting contracts, charge extra fees for services you've not received, customer services have one line, you still have to pay, phone blocking for none payment of services you are not receiving, then expect you to pay the balance on a contract after they have blocked your company phones,due to their billing errors. Complete useless shite company, not to mention, masts always down for repair, a failing service. Do yourself a favour and stay away from this shamble of a company, who do nothing to sort their own problems out, just threaten debt collectors and legal action for their mistakes. I can't tell you how shit this company is, theft, theft, theft is all they know.

July 31, 2025
Unprompted review
Rated 1 out of 5 stars

DO NOT JOIN O2 BUSINESS!

You have been warned.
I Joined from 3 Mobile on a business contract for three mobile numbers. One number was not set up correctly when it was ported from 3 Mobile. No calls in unless from another O2 line, no SMS messages being received. (Research suggests this is not uncommon).
Reported to CS, need a new SIM, new SIM fitted, same issues. Told CS I need it to be sent to the 2nd line tech. They agreed, and then told me it will take up to 10 days! What level of Customer Service is that, especially on a business contract?
I have tried everything to get the problem resolved, including a complaint. That takes up to 28 days to get processed!
In short, once you have signed up, (a very efficient and helpful service), O2 stop caring about you or the service that you have purchased. By comparison, Vodafone tell me their SLA on faults for business customers is the next day. Guess where I am going!!!

So, my advice is, don't sign up with O2 Business. The service is not fit for purpose, and they just don't care!

July 11, 2025
Unprompted review
Rated 1 out of 5 stars

Extremely Poor Service

O2 Business Support is extremely poor. We had no service for 8 days, I could not make or receive calls, and could only access emails or internet if connected to our Wi-Fi. This had a severe impact on our business, especially as I travel for work. We called the support desk every day, we visited 2 different stores and still no one could resolve the issue.
I was disappointed to learn that stores can no longer support business customers, and none of their social media channels can assist either. Managers do not return calls and the technical team can take up to 10 days to deal with your issue. I find this service appalling and have submitted a complaint.

June 16, 2025
Unprompted review

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