Scam Number Blacklist - Reported Fraud Phone Numbers in the UK

This blacklist contains phone numbers that have been frequently reported for scam calls, fraud attempts, or aggressive spam activity in the United Kingdom. Checking unknown numbers against a blacklist can help you quickly identify potentially dangerous calls.

Scammers often rotate phone numbers or use caller ID spoofing, so the numbers listed here represent only some of the commonly reported scam callers.

Warning: Fraudsters sometimes disguise their real phone numbers. Even if a call appears to come from a local UK number, it may still be part of a scam operation.

Reported Scam Numbers

Bank Impersonation Scam

Callers claim to represent a bank security department and attempt to obtain account details.

Energy Discount Scam

Fraudsters promise lower electricity or gas bills and ask for personal information.

Parcel Delivery Scam

Victims are told they must pay a small delivery fee before a package can be released.

Automated Robocall

An automated message asks the recipient to press a number or call back immediately.

Why Scam Numbers Appear on Blacklists

Phone numbers are added to scam blacklists when multiple users report suspicious or fraudulent activity. These reports help identify scam campaigns and warn others about potential risks.

What to Do If a Number Is on the Blacklist

  • Avoid answering calls from the number
  • Do not share personal or financial information
  • Block the number on your phone
  • Report the call to help warn other users
Community reports play an important role in identifying scam numbers. By sharing your experience with suspicious calls, you help improve scam detection and protect other users.