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 12/18/2025 00:25

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Most Reported Problems

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

  1. Internet (45%)

    Internet (45%)

  2. Total Blackout (28%)

    Total Blackout (28%)

  3. Phone (18%)

    Phone (18%)

  4. Wi-fi (7%)

    Wi-fi (7%)

  5. E-mail (2%)

    E-mail (2%)

  6. TV (1%)

    TV (1%)

Community Discussion

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3 (Three) Issues Reports Near Castlerock, Northern Ireland

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

  • 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.

  • 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

3 (Three) Issues Reports

Latest outage, problems and issue reports in social media:

  • sexydarasimii Darasimi (@sexydarasimii) reported

    @TheEmperor001 @ThreeUK Poor network everywhere

  • heidi_frenchie Heidi Hi (@heidi_frenchie) reported

    @ThreeUK Never used Three before. Tried ordering a sim today... Instead.of order going through inwas told someone would contact me. No body did. Not the best first impression. Easier to stay with EE.

  • TheNinaAffair mr bowling buys a newspaper (@TheNinaAffair) reported

    @ThreeUKSupport Your top up page has been broken for over 24 hours. When is it going to be usable again?

  • minesapasty Tony Smith (@minesapasty) reported

    @ThreeUK #chelthree My youngest son has never been to a proper football match, we live in Cornwall where the nearest EFL club is Argyle. I have tried loads of times to get tickets and failed, so if there's a chance of taking him to see the mighty #LUFC

  • martynhardacre Martyn (@martynhardacre) reported

    @ThreeUKSupport Any further updates on this? Still terrible speeds in the area with most speedtest unable to even register upload speed

  • UnwantedLife_Me Unwanted Life (@UnwantedLife_Me) reported

    Hi @ThreeUK. Will any phone that works on the 5G 3.5Ghz bandwidth work on Three's 5G 3.5Ghz bandwidth you offer, or do you restrict access to the 5G network to only the handsets you've approved?

  • JckHrty Jack Harty (@JckHrty) reported

    @ThreeUK hello! I can’t find the part of my mythree profile where I sign up for Wi-Fi on the underground. Could you send me a link please? (Think I’ve done everything else I should, but getting an error in login saying sign up)

  • Bonsai_Bill Mouth of the Mersey (@Bonsai_Bill) reported

    @ThreeUK Can never get signal in Gwynedd. Any particular reason?

  • moesbarr jason (@moesbarr) reported

    @ThreeUKSupport 4G in Sa14 area been really bad last 2 weeks, unusable, what’s going on?

  • samioik samioik (@samioik) reported

    @ThreeUKSupport Its still not working.