O2

O2 Outage Report in Derry, Northern Ireland

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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 Derry, Northern Ireland

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

O2 Outage Chart in Derry, Northern Ireland 01/18/2026 19:40

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Most Reported Problems

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

  1. Phone (49%)

    Phone (49%)

  2. Internet (30%)

    Internet (30%)

  3. Total Blackout (14%)

    Total Blackout (14%)

  4. E-mail (4%)

    E-mail (4%)

  5. Wi-fi (3%)

    Wi-fi (3%)

  6. TV (%)

    TV (%)

Community Discussion

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

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O2 Issues Reports Near Derry, Northern Ireland

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

  • oharama Marian O'Hara (@oharama) reported from Derry, Northern Ireland

    @O2 Poor customer experience in-store today. Disappointed to say the least.

  • dartduignan180 sean duignan (@dartduignan180) reported from Culmore, Northern Ireland

    @virginmedia @O2 But not your customer service when it comes to cancelling an order

O2 Issues Reports

Latest outage, problems and issue reports in social media:

  • Jonesy1958 Dave Jones. (@Jonesy1958) reported

    @villa19799 @O2 I struggle to get a signal in my own house at times with @EE and that’s 5G

  • Mrf06Fowle Mark Fowle (@Mrf06Fowle) reported

    This Christmas, @O2 is donating data to those who need it. For every tweet using #O2DataPledge this Giving Tuesday, they'll donate even more data to the National Databank. Tap below to tweet your support 👇

  • o_queenie Vix Swalwell-Tolley (@o_queenie) reported

    This Christmas, @O2 is donating data to those who need it. For every tweet using #O2DataPledge this Giving Tuesday, they'll donate even more data to the National Databank. Tap below to tweet your support 👇

  • markphughes17 Mark Hughes 💙 (@markphughes17) reported

    This Christmas, @O2 is donating data to those who need it. For every tweet using #O2DataPledge this Giving Tuesday, they'll donate even more data to the National Databank. Tap below to tweet your support 👇

  • megathersmith Megan Athersmith (@megathersmith) reported

    @O2 I have been on and there is no information - my parents have no signal/internet so are unable to check.

  • LHilliam lesley doulton (@LHilliam) reported

    @O2 any idea when I’ll be able to add some more data as now down to my last GB. You keep saying be patient system will be back soon but nothing seems to be happening 😬

  • AlistairCooke5 Alistair Cooke (@AlistairCooke5) reported

    This Christmas, @O2 is donating data to those who need it. For every tweet using #O2DataPledge this Giving Tuesday, they'll donate even more data to the National Databank. Tap below to tweet your support 👇

  • nicolecl4rke Nic 🦋 (@nicolecl4rke) reported

    @O2 hi is your payment service down? Keep getting a message advising to try later

  • Peterlever8 levsparkie (@Peterlever8) reported

    @littlestlefty @O2 Ended being tied to a 2year contract I didn't agree to I have been with 02 for over 15yr until Aerial got involved it been a awful overcharged on my bills on numerous occasions although I'm not sure who is responsible for that 02 or Aerial

  • hylandk6 Ken Hyland (@hylandk6) reported

    @O2 what’s going on with the app and website - have run out of data but can’t buy a bolt on? Also can’t contact an agent...pretty poor