020 3819 9722
TelemarketerCalls at least once a day
1 report
• Last report about 3 hours ago
This number is a landline operated by Colt Technology Services and located in London, UK. The overall user rating for this number is Neutral. The number 02045920544 has been searched 84 times, with 2 user comments helping to identify the caller's intent.
Your comment helps others identify this number. Thank you for contributing!
At a glance
Community signals
- Community rating: Neutral
- User reports: 2 user reports
- Searches: 84
- Last reported: 7 months ago
- First reported: 7 months ago
- Typical call time: before 2pm (92% of calls)
Number profile
- UK format: 020 4592 0544
- International: +442045920544
- Number type: Landline
- Carrier: Colt Technology Services
- Area: London
- Area code: 020
User Reports (2)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Unknown Caller
06 Dec 2025
Didn’t pick up but called my number 3 times, for safety don’t answer
Scam/Fraud
05 Dec 2025
Correctly guessed my phone company then asked for information from me. I declined. He hung up. Strong South Asian accent.
Reported locations
Reported from 21 UK cities
Kings Lynn, King's Cross, London, London (Holborn), Cheadle Hulme, Cambridge, Dundee, Poplar, Manchester, Wednesfield, North Shields, Chalk Farm, Bromborough, Northolt, Sprowston, Alloa, Exhall, Paisley, Swanscombe, Thamesmead, Belfast
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 4592 0544 and tap the info icon (i)
- Scroll down and tap Block this Caller
- Confirm by tapping Block Contact
On Android
- Open the Phone app and tap the 3-dot menu
- Go to Call history or Recents
- Long press on 020 4592 0544
- Select Block number or Block/report spam
On Landline Phones
Several options are available for UK landlines:
- BT Call Protect - free for BT customers
- TalkTalk CallSafe - free for TalkTalk customers
- Call blocking devices like CPR Call Blocker (available on Amazon)
Register with TPS (Telephone Preference Service)
The TPS is a free service for UK consumers that allows you to opt out of unsolicited sales and marketing calls.
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Call Costs
Calling 02045920544 from a landline may cost up to 16p per minute. Many providers charge a 23p call set-up fee. Call packages often include these types of calls. You might not incur additional charges for calling this number, depending on your provider.
Dialling Instructions
Local UK callers can dial 02045920544 directly.
International callers should dial +44 20 4592 0544 or 0044 20 4592 0544. No leading zero is required when dialling abroad, e.g., +44(0)2045920544.