O2

O2 Outage Report in Dublin, Leinster

No problems detected

If you are having issues, please submit a report below.

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 01/11/2026 09:25

At the moment, we haven't detected any problems at O2. Are you experiencing issues or an outage? Leave a message in the comments section!

Most Reported Problems

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

  1. Phone (48%)

    Phone (48%)

  2. Internet (31%)

    Internet (31%)

  3. Total Blackout (14%)

    Total Blackout (14%)

  4. E-mail (4%)

    E-mail (4%)

  5. Wi-fi (3%)

    Wi-fi (3%)

  6. TV (1%)

    TV (1%)

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.

  • 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€

  • 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!!

O2 Issues Reports

Latest outage, problems and issue reports in social media:

  • jessicayayx jessica (@jessicayayx) reported

    @O2 please could you help?

  • HarveyThomasCFC Harvey-Thomas John Keegan (@HarveyThomasCFC) reported

    @O2 hey there just a quick concern when you eventually merge with @virginmedia will I have to change to a virgin media sim or will O2 as a company/network still exist

  • ShaunAmor AMOR (@ShaunAmor) reported

    @O2 Good morning I have just spent 40 minutes on the phone trying to add a second friends and family phone contract. I spoke to 4 different people and non of them were refresh trained so they couldn't help me. I want to speak to someone rather than just do it online. #NotHappy

  • AbigailRennie abigail rennie (@AbigailRennie) reported

    @O2 hi there - I’ve got no phone reception in Walthamstow. Any reported problems?

  • Boxingjimbob Jimbob (@Boxingjimbob) reported

    @O2 Yes for ages. Doing my ******* nut in. I've asked before and it's nothing to do with my signal apparently. I'll burn down my house then

  • Lundqvist_dj Stuart Lundqvist (@Lundqvist_dj) reported

    Great customer service from @o2 took over 2hours and 30mins and still haven’t been upgraded! Trying to make me take a new contract to charge me more! #stayclassy

  • nikkirachey21 Nikki Hardaker (@nikkirachey21) reported

    @O2 In an continuation of excellent customer service, we have now been cut off after being transferred to a new department. When does this become grounds for termination of services?

  • Boxingjimbob Jimbob (@Boxingjimbob) reported

    @O2 give me a new phone, this one's getting smashed against a ******* wall if I can't get a ******* signal in my room one more time

  • CotyHS2 Ian Moss (@CotyHS2) reported

    GET YOUR COVERAGE SORTED @O2. STILL EFFING SLOW ON H+ #fail

  • improvemydiet Arelis Rodriguez, RD 🕷🇬🇧 🇪🇺 (@improvemydiet) reported

    @actionfrauduk @HSBC_UK @O2 Thank you very much. I have never clicked on any links. I always report to O2 and block sender but messages keep coming through.