O2

O2 Outage Report in Welwyn Garden City, Hertfordshire, England

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The latest reports from users having issues in Welwyn Garden City come from postal codes AL7.

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 Welwyn Garden City, England

The chart below shows the number of O2 reports we have received in the last 24 hours from users in Welwyn Garden 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 Welwyn Garden City, Hertfordshire, England 01/01/2026 20:15

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Most Reported Problems

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

  1. Phone (46%)

    Phone (46%)

  2. Internet (32%)

    Internet (32%)

  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%)

Live Outage Map Near Welwyn Garden City, Hertfordshire, England

The most recent O2 outage reports came from the following cities: St Albans, London, Hemel Hempstead, Welwyn Garden City, Enfield Town, Hertford and Waltham Cross.

Loading map, please wait...
City Problem Type Report Time
United KingdomSt Albans Phone
United KingdomLondon Internet
United KingdomLondon Phone
United KingdomLondon Internet
United KingdomHemel Hempstead Phone
United KingdomLondon Internet

Community Discussion

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O2 Issues Reports Near Welwyn Garden City, England

Latest outage, problems and issue reports in Welwyn Garden City and nearby locations:

  • hiaw61 Robert Frame (@hiaw61) reported from Hatfield, England

    @O2 absolutely APPALLING CUSTOMER SERVICE from O2 and would never recommend them to anyone. Unable to contact them and their phones just cut off and and unable to track anything on their website as again does not work. I will continue to post until they actually respond or call

  • sparkloaf26 mark cording (@sparkloaf26) reported from Barnet, England

    @O2 this is a joke my signal is pants i better get money off my bill looks like ill be saying good bye when my contract us up your a joke

  • AlisonBurnsy Alison Burns 💃🏻💋 (@AlisonBurnsy) reported from Borehamwood, England

    @O2 I really need to speak to someone urgently im@trying to pay@my bill and it’s saying zero balance but I can’t call use my internet or text I need my phone and I can’t get through to anyone to sort it pls message me to help£

  • Kami2k10 Kamiioo (@Kami2k10) reported from Luton, England

    @BBCNews @O2 worst coverage ever no solutions. The network towers always down but yet I'm still paying 55£ p.m i have no choice but to pay!! #ripoffbritain #conmen

  • AlanGreene73 Alan Greene (@AlanGreene73) reported from London, England

    @StudiniJones @timlukejones @O2 Yep I thought the 13.3.2 update had fixed it but I’ve lost signal again this morning. Had to reboot my phone. I’m on latest update. Pissing me off now. People can’t call or message me until I’ve realised and turned phone off&on

  • sarahcoysgabb sarah gabb (@sarahcoysgabb) reported from Broxbourne District, England

    @O2 Is incoming calls down as I have had so many missed calls from people who have had to call on landline not good for business

  • marcwhufc marc foley ⚒ (@marcwhufc) reported from Barnet, England

    @o2 your service has been shocking nearly 2 weeks and my daughters Apple Watch for Xmas not here. Now by all accounts best to start the order again as will be quicker and wait a week for deposit to be put back in my account 🤬 look at your dm’s I’m in them 2 replies so far 🙄

  • AlanGreene73 Alan Greene (@AlanGreene73) reported from London, England

    @O2 It doesn’t work. Back doing same lose of signal again. Happens at random places and times around london. Seriously thinking of switching back to #Three

  • AddictiveColors Addictive Colors (@AddictiveColors) reported from London Colney, England

    @O2 I understand that carriages speed and materials do not help, but repeaters in tunnels sure would to avoid disruptions especially as they can particularly nasty to a laptop when the phone or the train is the hotspot as that side of the connection never goes down just the gateway’s

  • BrianJThompson8 BrianJThompson8 (@BrianJThompson8) reported from Barnet, England

    @ItsAdsolution @O2 All of my calls which I've tried to make the O2 have not been answered I have a 40 phone and they don't seem to care I think if this keeps on we should see them because I've got a really bad disability and I've got a 40 phone so we should sue them

  • AFCAMDEN AFCAMDEN (@AFCAMDEN) reported from London Colney, England

    @SkyNewsBreak Would cancel my contract with @O2 immediately if they did.

  • ColinShaw_CX Colin Shaw (@ColinShaw_CX) reported from London, England

    Unbelievable. I get a survey from @O2 regarding their service. I say it’s poor. They contact me and suggest a SIM card change. They have now cut me off until new SIM card arrives! For 3 days! O2 store can’t help. What a shambles! #cx #fail

  • AEgbuonu ARIBBUZZ (@AEgbuonu) reported from Welwyn Garden City, England

    @O2 sort your cancellation team and phone problem out. #poorcustomerservice

  • marcwhufc marc foley ⚒ (@marcwhufc) reported from Barnet, England

    @sally290718 @O2 @02 I’m phoning them back tomorrow and doing that shit service though xx

  • hiaw61 Robert Frame (@hiaw61) reported from Hatfield, England

    @o2 can’t you tell me why your customer service is so appalling called twice after I was given this number 034480490202 answer the questions and then Bye thanks for calling

  • sparkloaf26 mark cording (@sparkloaf26) reported from Barnet, England

    @O2 when are u gonna fix the blooming mast in edgware it's been days without signal

  • sarahcoysgabb sarah gabb (@sarahcoysgabb) reported from Broxbourne District, England

    @O2 trying to upgrade on app and main website but when I choose it crashes can anyone help

  • AlanGreene73 Alan Greene (@AlanGreene73) reported from London, England

    @cleggytaxi @O2 Yep you’re right. Signal dropped again.

  • ScottCanEat ScottCanEat (@ScottCanEat) reported from London, England

    Hey @O2.. I #know these are weird times. i placed an order on sunday confimed & paid. online shop says next say delivery is still available. Ive emailed, replied with please use chat. Chats off line. I phoned and only upgrades and leaving o2 calls are accepted. Help

  • jodyrandall Jody Randall Esq. (@jodyrandall) reported from Broxbourne District, England

    @O2 why is your 4G so bloody awful at Liverpool Street Station

O2 Issues Reports

Latest outage, problems and issue reports in social media:

  • eamon1973 eamon boyle (@eamon1973) reported

    @O2 why is it so hard to contact customer services have been trying all morning, when you think your actually getting though the phone gets hung up, customer service at its worst

  • ofmedway Jamie (@ofmedway) reported

    @O2 hello guys, is there a problem with 4g coverage in Leeds, West Yorkshire? It’s been non existent for about 10 days now?

  • benostanners87 benostanners87 (@benostanners87) reported

    @O2 need help spoke to someone on Friday needed an email to get the free chrome book nothing and can't speak to anyone on 202 HELP

  • _indiegirldi Di Muso (@_indiegirldi) reported

    Appalling customer svc from @O2 on the phone lines. Have been bounced around their phone system by various operators for 55 mins an unable to discuss my contract issues. Apparently there is a connection prob. Better warnings could be given on yr site. May leave after 15 yrs

  • ofmedway Jamie (@ofmedway) reported

    @O2 Ok it’s 3 other people at work are having the same issue so there is an issue,shame as I’ve been with you for years, time to switch to a new provider as this kind of reception is useless.

  • GirafeProject Dr Alison Robinson 🇪🇺🏴󠁧󠁢󠁳󠁣󠁴󠁿 (@GirafeProject) reported

    @O2 I was offered six months of Apple Music free with my contract but one redeeming only received 3? Can you help?

  • AngiePub Angie Fuller (@AngiePub) reported

    @O2 Would help if I could talk to someone about my contact and my not working phone

  • Nataliecunning Natalie cunningham (@Nataliecunning) reported

    @O2 hey my local mass is down and I’m not getting service. You are aware of this but it isn’t fixed yet so how am I meant to make phone calls?

  • PeterCarr1969 Peter Carr (@PeterCarr1969) reported

    @O2 Is customer service closed today, called from both mobile & a landline to be told thanks for calling O2

  • treesicle teresa uncles (@treesicle) reported

    @virginmedia @O2 Shame o2 can't prioritise customers having issues