Know who’s calling. Before you answer.
Check UK phone numbers and see what others have experienced before you answer.
Trusted by real reports across the UK
1.2M+ searches
Searches made by people checking unknown calls.
350K+ reports
Reports submitted by real users across the UK.
UK numbers only
Focused exclusively on UK phone numbers.
Updated daily
New data added and refreshed every day.
How it works
Check UK phone numbers and see what others have experienced before you answer.
You get a call
An unknown or suspicious number appears on your phone.
Check the number
Enter the phone number on IsItSpam to see reports from other users.
Decide with confidence
Understand the risk level before you answer or call back.
Live activity across the UK
See the phone numbers people are reporting and checking right now.
View more numbersMost reported today
Based on user reports in the last 24 hours
Recently searched
Numbers people are checking right now
