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020 3821 6845 Positive Who called me from this phone number?

London • Colt Technology Services
This number is a landline operated by Colt Technology Services and located in London, UK. The overall user rating for this number is Positive. The number 02038216845 has been searched 24 times, with 1 user comment helping to identify the caller's intent.
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At a glance

Community signals

  • User reports: 1 user report
  • Searches: 24
  • Last reported: 7 months ago
  • First reported: 7 months ago
  • Typical call time: before 10am (50% of calls)

Number profile

  • Number type: Landline
  • Carrier: Colt Technology Services
  • Area: London
  • Area code: 020

User Reports (1)

Your reports help others decide whether to answer calls from this number. Share your experience to help the community!

Legitimate
15 Oct 2025

They are one of my providers, the call was to get me onboarded onto Altaro Backup properly.

Caller: Matt from Infinigate Cloud
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What type of call was it?

Reported locations

Reported from 16 UK cities

Broadstairs, Oxford, London, Leicester, Didsbury, Salford, Honeybourne, Tunstall, Newbury, Felixstowe, Goring-by-Sea, Barrow upon Humber, Manchester, Solihull, Cowley, High Wycombe

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How to Block This Number

On iPhone

  1. Open the Phone app and go to Recents
  2. Find the number 020 3821 6845 and tap the info icon (i)
  3. Scroll down and tap Block this Caller
  4. Confirm by tapping Block Contact

On Android

  1. Open the Phone app and tap the 3-dot menu
  2. Go to Call history or Recents
  3. Long press on 020 3821 6845
  4. 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)

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Learn more about TPS registration

Latest reports

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Call Costs

Calling 02038216845 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 02038216845 directly.

International callers should dial +44 20 3821 6845 or 0044 20 3821 6845. No leading zero is required when dialling abroad, e.g., +44(0)2038216845.