Tesco Mobile

Tesco Mobile Outage Report in Cardiff, Wales

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Tesco Mobile Limited is a mobile virtual network operator in the United Kingdom using the O2 Network and has 99% network coverage in the UK.

Problems in the last 24 hours in Cardiff, Wales

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

Tesco Mobile Outage Chart in Cardiff, Wales 01/18/2026 07:00

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Most Reported Problems

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

  1. Phone (53%)

    Phone (53%)

  2. Internet (28%)

    Internet (28%)

  3. Total Blackout (15%)

    Total Blackout (15%)

  4. E-mail (3%)

    E-mail (3%)

  5. Wi-fi (1%)

    Wi-fi (1%)

  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.

Tesco Mobile Issues Reports Near Cardiff, Wales

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

  • soozles_ Soozles (@soozles_) reported from Barry, Wales

    Seriously getting sick of the awful signal from @tescomobile 4 years I’ve been a customer and have 4 contracts with you spending &150-£160 a month and it’s getting worse everyday! Been trying to speak to someone all day (friend) and constantly getting call failed 😡

  • nigelbendybus Nigel Smith (@nigelbendybus) reported from Cardiff, Wales

    Thank you so much @tescomobile for sorting out and reimbursing me for the scam texts I received yesterday. Yet again wonderful customer service from @tescomobile

Tesco Mobile Issues Reports

Latest outage, problems and issue reports in social media:

  • soozles_ Soozles 🏴󠁧󠁢󠁷󠁬󠁳󠁿💙 (@soozles_) reported

    @tescomobile signal has been awful for nearly a week in CF63 area going between no service and 3G rarely getting 4G signal. What is going on??

  • isemann Rodney Isemann (@isemann) reported

    @tescomobile Yes. But Rob why does 5 days keep getting longer? 20 Sep upgrade 22 Sep soap arrives. phone you 28 Sep told 5 days investigation ends Friday 30 Sep 30 Sep told investigation only started 26 Sep! Look at the damn dates people. cc @clairefweir (soz 4 weekend shout but... ‽)

  • Xpressfeelings2 Xpressfeelings (@Xpressfeelings2) reported

    @tescomobile Can't seem to contact anyone in the mobile app webchat...been this way for weeks....I'm deaf and that's how I contact ...please help

  • mhz187 UNKNOWN (@mhz187) reported

    @tescomobile What is going on with your network at the minute? Over the last couple of months my network signal has significantly dropped!! I've been in contact with the online chat team trying to resolve it, but its getting worse. Think I might need to use a coat hanger to boost

  • welshbird1971 welshbird1971 (@welshbird1971) reported from Horsham, England

    @tescomobile Hi Laura. Thanks for your reply. I did but the Webchat took 1.5 hrs! It was painful. The system was very slow but the Agent was helpful. A phone call would have taken less time

  • whatjamietweets Jamie Smith (@whatjamietweets) reported

    @HolmesNik @tescomobile @Coventry_City Damn sorry to hear this mate! Fair play to you though for trying to stop the little scrotes!

  • Elphaba_Rain Gemma (@Elphaba_Rain) reported

    More than a week of horrendous mobile signal. Can use my phone without Wi-Fi! @tescomobile how much longer will this be going on?!

  • KaniaMcKalliah 🏴󠁧󠁢󠁳󠁣󠁴󠁿𝕂𝕒𝕟𝕚𝕒 𝕄𝕔𝕂𝕒𝕝𝕝𝕚𝕒𝕙🇺🇲 (@KaniaMcKalliah) reported

    @Tesco @DLabhradha I already did but I think it went to TescoMobile. I am a customer of that as well. Help!

  • WelliXL WelliXL (@WelliXL) reported

    @tescomobile Hi Team, I just purchased 2 phones but only 1 sim in the box. can't seem to find the phone numbers for these - help!

  • Xpressfeelings2 Xpressfeelings (@Xpressfeelings2) reported

    @tescomobile Thank you.....I'd the webchat on the app not working ?