O2

O2 Outage Report in Dublin City, 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 City, Leinster

The chart below shows the number of O2 reports we have received in the last 24 hours from users in Dublin City 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 City, Leinster 01/09/2026 14:50

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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 (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 City, Leinster

Latest outage, problems and issue reports in Dublin City 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.

  • 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:

  • Gillian_Ford Gillian Ford (@Gillian_Ford) reported

    @O2 @DanPatonMusic No-one can speak to your service team, the automated service says 'goodbye' and hangs up! Happened 5 times today

  • adele_linden adele linden (@adele_linden) reported

    @O2 holding on the telephone again! 2nd Sim not working. Honestly don’t bother with o2 😡

  • DanPatonMusic Daniel Paton (@DanPatonMusic) reported

    @O2 Yes, I did and it was actually quite a short holding period, but people will just hang up in frustration if you tell them they will have to wait for an hours

  • SarahJaneLatham Sarah Latham (@SarahJaneLatham) reported

    @O2 I'm not even going to bother. Ive tried & you couldn't help. Just letting everyone know that being a loyal customer gets you nowhere.

  • oIiviaIouise olivia (@oIiviaIouise) reported

    @O2 Hi I need help with my account could you reply to my dm please

  • AffieLockhart Affie (@AffieLockhart) reported

    @O2 I want to speak to someone regarding my account. I've been put on a call barring list for no reason, and I keep getting cut off by customer services.

  • marineboy71 mark fitzpatrick (@marineboy71) reported

    @O2 I have followed the network reset settings and this has made no difference other than I have to reset all of my passwords..what a total waste of my time

  • elise_john85 Elise (@elise_john85) reported from Maidstone, England

    10 weeks away from the office and the @o2 phone reception is still ******* terrible. Internet barely won’t work on 4g and just about loads on 3G 😩😩 I’ve been taking home wifi for granted

  • StevieB_1981 StevieB (@StevieB_1981) reported

    @O2 is there any signal issue in the Glasgow East - North Lanarkshire areas? I've got hee haw!!

  • adele_linden adele linden (@adele_linden) reported

    @O2 second day of trying to resolve my Si issue. Currently have been holding on for 35 minutes 😡😡😡