O2

O2 Outage Report in Dublin, Leinster

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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 12/16/2025 17:05

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Most Reported Problems

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

  1. Phone (47%)

    Phone (47%)

  2. Internet (30%)

    Internet (30%)

  3. Total Blackout (16%)

    Total Blackout (16%)

  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:

  • 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.

  • 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€

  • 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!!

  • 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.

O2 Issues Reports

Latest outage, problems and issue reports in social media:

  • garethaethwy garethaethwy 🟩🟥★ 🇪🇺🇺🇦 😷 (@garethaethwy) reported

    @larrybudd1 @larryandpaul @O2 Boss drove over his phone few years back, screen ******, couldn’t see a thing. Called customer services to sort new SIM…

  • NeilBack Neil Back MBE (@NeilBack) reported

    @EnglandRugby @O2 All this is white noise, if the guys don’t know this at that level god help us?! I’m sure that the leaders within the team &/or coaches added some real detail which is what I’d like to hear 🤔👍

  • wendyg4073 wendyg4073 (@wendyg4073) reported

    @swchef10 @O2 @ThreeUK I'm down in Kilmarnock am not the only O2 customer whose got shite service so time for a change

  • Dan12776326 Dan (@Dan12776326) reported

    @O2 Hi there. I just got to Montreal and I can’t seem to access the roaming. I’ve turned everything on in my phone. I haven’t got a text from O2 notifying I’m in Canada. Help please.

  • lesponera Sean Lesponera (@lesponera) reported

    @O2 hi, i am having problems activating my Disney+ £2 per month discount. Can you help please

  • SparkyW Marc Wilding (@SparkyW) reported

    @EnglandRugby @O2 I mean this most sincerely- poor Danny Care. He even gets done ***** in this vid…

  • wendyg4073 wendyg4073 (@wendyg4073) reported

    Recommendations for phone provider not @O2 been a customer over 20 years, service is crap now, don't have wi-fi at home so need a sim only deal, whose good nowadays?

  • larrybudd1 Larry Budd (@larrybudd1) reported

    Me - hey, they’s no mobile data signal here. @O2 - there “should be” Me - there isn’t O2 - let us text you a code Me - it won’t come through because there’s no signal O2 - we have checked your area and signal is fine. Okay bye. Repeat forever.

  • RandomCaz 🎶Caz 🎶 (@RandomCaz) reported

    @O2 please can you update me when the mast in Leeds city centre will be fixed? Having issues for a while now and seriously considering leaving o2. LS2 8PL & LS1 6PJ #nosignal #nodata #dissatisfied

  • penaltyfare Penalty Fare Appeal Support (@penaltyfare) reported

    Question to experts. My @SkyHelpTeam / @O2 4G signal has been s**t past few days. Does the heat affect 4G? Ive even seen Edge appearing again! Constant switching between 3G/4G and Edge!! Wasnt an issue last week!