3 (Three)

3 (Three) Outage Report in Castlerock, Northern Ireland

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3 (Three) offers mobile phone and mobile internet service, including SMS and voicemail. 3 is owned by Hutchison Whampoa.

Problems in the last 24 hours in Castlerock, Northern Ireland

The chart below shows the number of 3 (Three) reports we have received in the last 24 hours from users in Castlerock and surrounding areas. An outage is declared when the number of reports exceeds the baseline, represented by the red line.

3 (Three) Outage Chart in Castlerock, Northern Ireland 03/18/2026 17:50

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Most Reported Problems

The following are the most recent problems reported by 3 (Three) users through our website.

  1. Internet (55%)

    Internet (55%)

  2. Phone (19%)

    Phone (19%)

  3. Total Blackout (15%)

    Total Blackout (15%)

  4. Wi-fi (9%)

    Wi-fi (9%)

  5. E-mail (2%)

    E-mail (2%)

  6. TV (1%)

    TV (1%)

Community Discussion

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

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3 (Three) Issues Reports Near Castlerock, Northern Ireland

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

  • RobertCecil2 Robert Cecil💫 (@RobertCecil2) reported from Coleraine, Northern Ireland

    @ThreeUKSupport I’m having really bad phone signal,3G and 4G signal in my area the last few weeks…Is there a problem with masts or signals? Im in Coleraine BT52 1WN

  • rshd301 rshd301 (@rshd301) reported from Portrush, Northern Ireland

    @ThreeUKSupport Hi, any network issues in BT56 area of N Ireland? 4G is woefully slow of late.

3 (Three) Issues Reports

Latest outage, problems and issue reports in social media:

  • johnjoh98067411 johnjohn (@johnjoh98067411) reported

    @ThreeUKSupport Hey I need some support as I have had a hard time on the phone can you please help

  • CraigTCFC92 CraigToolan 90,392 steps🥈 (@CraigTCFC92) reported

    @clinicalchilly @ThreeUK @ChelseaFCW Three is the network what gives me unlimited everything plus 5G service for £20 a month

  • stevenperkins Steven Perkins (@stevenperkins) reported

    baffled whenever I see @ThreeUK advertising their excellent network coverage, I’m starting to think I’d be better off throwing out my phone and investing in a carrier pigeon

  • _katytweets Katy (@_katytweets) reported

    @ThreeUK no internet signal on my dongle for a few days? Is there issues?

  • ffs__owen FFS__Owen 🇺🇦 (@ffs__owen) reported

    @ThreeUKSupport can’t use any data or calls in The Netherlands. Web support sending me in circles….

  • sumathimenon Sumathi Menon (@sumathimenon) reported

    @ThreeUKSupport - my son's phone on 3 does not show network 70% of the time!! Help please

  • PaineHelen Gelphling (@PaineHelen) reported

    @ThreeUKSupport I live in ne37 1. For the last 6 months intermittent issues with no internet. Your website coverage checker says there is work ongoing but it has been saying this periodically for months now. My phone works ok elsewhere usually. Is there a particular issue?

  • fashionpansy Char (@fashionpansy) reported

    @ThreeUKSupport Never heard of that… this is not a new thing, it’s something I’ve asked this before last year, year before that, where can I see a breakdown of costs? Or don’t you do that for PAUG?

  • russell_bush Russell Bush (@russell_bush) reported

    @ThreeUK The worst network I’ve ever been with cannot wait to leave

  • ffs__owen FFS__Owen 🇺🇦 (@ffs__owen) reported

    @ThreeUK I can’t access any data or call in The Netherlands currently and I have roaming, I tried to buy a passport but couldn’t. At a loss and I need access to my phone! Can you help?