O2

O2 Outage Report in Dublin, Leinster

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The latest reports from users having issues in Dublin come from postal codes D02.

O2 is the commercial brand of Telefónica UK Limited offering mobile phone and mobile internet service, including voicemail and SMS. With over 25 million customers, O2 runs 2G, 3G and 4G networks across the UK. O2 previously offered home broadband service.

Problems in the last 24 hours in Dublin, Leinster

The chart below shows the number of O2 reports we have received in the last 24 hours from users in Dublin and surrounding areas. An outage is declared when the number of reports exceeds the baseline, represented by the red line.

O2 Outage Chart in Dublin, Leinster 02/27/2026 02:05

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Most Reported Problems

The following are the most recent problems reported by O2 users through our website.

  1. Phone (51%)

    Phone (51%)

  2. Internet (30%)

    Internet (30%)

  3. Total Blackout (12%)

    Total Blackout (12%)

  4. E-mail (4%)

    E-mail (4%)

  5. Wi-fi (3%)

    Wi-fi (3%)

  6. TV (%)

    TV (%)

Live Outage Map Near Dublin, Leinster

The most recent O2 outage reports came from the following cities: Dublin.

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City Problem Type Report Time
IrelandDublin Phone
IrelandDublin Internet
IrelandDublin Phone
IrelandDublin Phone
IrelandDublin E-mail
IrelandDublin Phone

Community Discussion

Tips? Frustrations? Share them here. Useful comments include a description of the problem, city and postal code.

Beware of "support numbers" or "recovery" accounts that might be posted below. Make sure to report and downvote those comments. Avoid posting your personal information.

O2 Issues Reports Near Dublin, Leinster

Latest outage, problems and issue reports in Dublin and nearby locations:

  • skbarrone Sarah Barron (@skbarrone) reported from Fingal County, Leinster

    @O2 Thanks. Problem started in London but same in Dublin. Everything works fine on Wi-Fi.

  • Amarpatel128 Amar Patel (@Amarpatel128) reported from Dublin City, Leinster

    @O2 @pchavda Having to reply from a colleagues phone. Reported this morning at 9 o clock. Still service-less. Bet you’re still charging full rental though.

  • farellmichael Michael Farrell (@farellmichael) reported from Dublin City, Leinster

    @O2 hi. My friend’s UK mob stolen in Dublin. Need to cancel/freeze fone account. Help!!

  • Jordan_D Jordan Downey (@Jordan_D) reported from Dublin City, Leinster

    @BradyHaran @O2 One time I disabled Airplane mode while flying over Canada, I somehow managed to get some cell service and realized that when I received a text message saying my bill was reaching 80€

  • sarahbennetto Sarah Bennetto: a comedian of sorts. (@sarahbennetto) reported from Fingal County, Leinster

    @O2 hi guys. My phone stopped working in Europe (since I added an Aussie E-sim). No one in your O2 UK shops can help. I even deleted the E-sim. But still: no roaming. O2 said I should wait until I’m in Europe for work again and call you (I can’t; that’s the point!). Help me, pls?

O2 Issues Reports

Latest outage, problems and issue reports in social media:

  • MottyRW RichardM (@MottyRW) reported

    @O2 . Dear o2, this is a thread on your customer service. I have a contract with your for £10/month. I recently activated a USA travel bolt-on and travelled to the USA for 5 days where I utilised it (I note it included a shockingly bad 0.5mbps speed cap @EE are much better here)

  • robaltoft Robert Altoft (@robaltoft) reported

    @O2 your website says it needs to send me an email to verify my email address but the email hasn’t arrived. What do I do? New customer to change my included extra.

  • grannypatt Pat Waistnidge (@grannypatt) reported

    @O2 absolutely impossible to get into my account. Had this problem before. Stopped trying now. Rubbish.

  • sirhan13 Rose (@sirhan13) reported

    @O2 just spoke to a customer adviser (Joshua) re 2 new contracts on O2. Called 0808002020 as per your website. The sales person was conducting credit checks and asked for multiple details (account number sort code card number and expiry) and *also* asked for the CVV which

  • Tiggergeek Tiggergeek (@Tiggergeek) reported

    @O2 Are you still looking at my porting issue? You DM'd me yesterday, I replied and then I got an automated reply saying you were taking a break but I've heard nothing else since.

  • RyzaBhoy88 UTLRyan (@RyzaBhoy88) reported

    @O2 A network that doesn’t die the moment you enter ANY UK city centre

  • brookew89 Brooke (@brookew89) reported

    @O2 my signal is rubbish and my o2 will not let me add wifi calling even though I have the right model and operating system, can someone help me please as I have a phone docs appointment, thanks you 🙏

  • ha6dll it's me. (@ha6dll) reported

    @O2 A customer service team that actually gives a shot about customers. That would be a Novelty

  • si1774 Sam (@si1774) reported

    @badapple365 @O2 I spent another 52mins this morning on the phone and then because she had an issue with I.T her end she could not continue the call and insisted she would call me back. I wont hold my breath!! Its just fob off after fob off the art of good customer service is dead.

  • BrianMa63080971 Brian Martin (@BrianMa63080971) reported

    @O2 On hold, UK time 14:24 - Answered @ 14:28, Shahim has done nothing and continues with his script. I terminate the call and will be seeking legal advice.