UK number lookupRisk: Low
Who called me from 0345 401 4040?
This UK number is classified as Non-geographic (03). The original Ofcom range holder is Colt Technology Services (allocated Apr 2007). It has been looked up 4 times on this site, most recently on 17 May 2026.
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Quick facts
Number type
Non-geographic (03)
Original range holder
Colt Technology Services
Risk level
Low
Searches on our checker
4
Last looked up
17 May 2026
International form
+44 3454014040
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