Wangiri scam UK 2026

"Wangiri" (Japanese: "one ring and cut") is a phone scam where criminals make brief missed calls from unfamiliar international numbers, hoping you'll call back and get charged premium-rate fees. Common UK 2024-2026 dialling-code patterns: +252, +233, +234, +371, +677. This page covers how to identify, how to handle a callback you've already made, and how to prevent future targeting.

Last reviewed: 15 May 2026 · Fact-checked by the SignalTools Research Team

How the wangiri scam works

  1. Criminal makes a one-ring call from a number routed through their premium-rate-line infrastructure (often a Caribbean island or African country international code).
  2. You miss the call and see the unfamiliar number on your phone.
  3. Curiosity kicks in — "who's calling me from abroad? Maybe a relative? Maybe an opportunity?".
  4. You call back. The number routes to a premium-rate line owned by the criminal.
  5. The line keeps you engaged — automated voice, foreign-language message, "please hold while we connect you" loop, sometimes a fake survey.
  6. The clock runs: £5-£20 per minute. Even 30 seconds costs £2-£10. A 10-minute hold costs £50-£200.
  7. Your phone bill shows the charge weeks later, often after you've forgotten the call ever happened.

Common 2024-2026 wangiri dialling codes

  • +252 (Somalia)
  • +233 (Ghana)
  • +234 (Nigeria)
  • +371 (Latvia)
  • +375 (Belarus)
  • +677 (Solomon Islands)
  • +678 (Vanuatu)
  • +95 (Myanmar)
  • +247 (Ascension Island)
  • +850 (DPRK / spoofed)

Criminals rotate codes regularly to avoid carrier blocks. The dialling code by itself isn't proof of fraud — but unfamiliar non-UK codes from numbers that don't match anyone you know are the wangiri signal. UK numbers start with +44. Common legitimate international codes you might expect: +1 (US/Canada), +33 (France), +34 (Spain), +39 (Italy), +49 (Germany), +353 (Ireland), +61 (Australia), +91 (India).

I called back and got charged — what to do

  1. Call your mobile carrier. EE: 150 from your mobile. O2: 202. Three: 333. Vodafone: 191. Tesco / Sky / others: number on bill. Tell them you've been targeted by a wangiri / premium-rate-international scam and request refund of the specific charge.
  2. Carriers routinely credit these charges — they have established processes for international-fraud complaints. You'll typically get a credit on your next bill.
  3. If your carrier refuses: escalate to the Phone-paid Services Authority (PSA) at psauthority.org.uk or 0300 30 300 20. They regulate premium-rate services and can order refunds.
  4. If PSA route fails: Communications Ombudsman at commsombudsman.org.
  5. File an Report Fraud report at reportfraud.police.uk for an evidence reference.

How to prevent wangiri targeting

  1. iPhone: Settings → Phone → Silence Unknown Callers. Sends unknown numbers to voicemail without ringing.
  2. Android: Phone app → Settings → Caller ID & spam (or similar). Enable "Block unknown callers" or "Filter spam calls".
  3. Carrier-level premium-rate bar: ask EE / O2 / Three / Vodafone to bar outbound calls to premium-rate ranges. Free; takes a customer-service call to set up.
  4. Carrier-level international outbound bar: if you never call international numbers, ask carrier to disable outbound international dialling entirely. Free.
  5. Third-party call-screening apps — Hiya, Truecaller, RoboKiller. Most have free tiers.
  6. If you're being repeatedly targeted: request a new mobile number from your carrier. Disruptive but stops the scam if your number has ended up on a target list.

Frequently asked questions

What is the wangiri scam?

Wangiri is a Japanese term meaning 'one ring and cut' — a phone scam where criminals make one-ring calls to your mobile from an unfamiliar international number, hoping you'll see the missed call and call back. The callback routes to a premium-rate line owned by the scammer; you're charged £5-£20 per minute while the scammer keeps you on hold or talks at length. Your mobile carrier passes the premium revenue to the scam operator. The scam relies on natural curiosity ('who called me?') plus the fact that most UK mobile users don't recognise international dialling codes.

Which international codes are most-used for wangiri?

Common 2024-2026 patterns: +252 (Somalia), +233 (Ghana), +234 (Nigeria), +371 (Latvia), +375 (Belarus), +677 (Solomon Islands), +678 (Vanuatu), +95 (Myanmar), +247 (Ascension Island), +850 (North Korea spoofed). The criminal infrastructure rotates regularly; the dialling code by itself isn't proof of fraud. But: if you receive a brief missed call from any unfamiliar non-UK code, don't call back without verifying. UK numbers are +44; codes that aren't familiar (US +1, EU +30s-+40s) deserve scepticism.

How much can it cost me if I call back?

Anywhere from £5 to £250+ per call depending on how long the scammer keeps you engaged. Premium-rate international numbers can charge £20+ per minute. Common scam tactic: an automated voice greeting saying 'please hold while we connect you' that runs for 5-10 minutes while the meter is running. Or a recorded message in a foreign language designed to keep you on the line trying to understand. Your phone bill shows the charge weeks later, often after you've forgotten about the call.

I called back and got charged — can I dispute it?

Yes, often successfully. (1) Call your mobile carrier (EE / O2 / Three / Vodafone customer service) and explicitly mention 'wangiri scam' or 'premium-rate international fraud'. UK carriers have established processes for these complaints and routinely credit charges. (2) If carrier refuses: escalate to the Phone-paid Services Authority (PSA) at phonepayplus.org.uk — they regulate premium-rate services and can order refunds. (3) Communications Ombudsman if PSA route fails. (4) Report Fraud report at reportfraud.police.uk creates an evidence trail.

How do I block these calls in future?

Four protective steps. (1) iPhone: Settings > Phone > Silence Unknown Callers (sends unknown numbers to voicemail without ringing). (2) Android: most launchers have similar 'Block unknown callers' option in the Phone app. (3) Ask your carrier to bar premium-rate calls — EE / O2 / Three / Vodafone all support outbound bars to specific number ranges. Free. (4) For high-frequency targets: a third-party call-screening app like Hiya or Truecaller. (5) If a wangiri pattern is targeting you specifically, request a new mobile number from your carrier — disruptive but stops the scam.

Are wangiri calls illegal?

In the UK, premium-rate fraud falls under fraud-by-false-representation (Fraud Act 2006) if there's intent to deceive. The Phone-paid Services Authority regulates legitimate premium-rate services; wangiri abuse is a regulatory violation. Enforcement is patchy because most wangiri operations are based offshore in jurisdictions outside UK enforcement reach. Reporting still matters — UK carriers use the data to block-list problem international ranges, which protects others on the network. Forwarding to 7726 doesn't help here (it's for SMS); call your carrier directly for phone-based scams.

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Just had a call like this? Use our free Cold-Call Checker to find out in a minute whether it was legal under the 2026 UK rules, who to report it to (ICO, Ofcom or Action Fraud), and get a ready-to-send complaint — or browse the “who called me?” number guide.

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