020 4604 3291 Negative 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 Negative. The number 02046043291 has been searched 265 times, with 8 user comments helping to identify the caller's intent.
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At a glance

Community signals

  • User reports: 8 user reports
  • Searches: 265
  • Last reported: 7 months ago
  • First reported: 9 months ago
  • Typical call time: before 1pm (95% of calls)

Number profile

  • UK format: 020 4604 3291
  • International: +442046043291
  • Number type: Landline
  • Carrier: Colt Technology Services
  • Area: London
  • Area code: 020

User Reports (8)

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

Scam/Fraud
11 Oct 2025

From EE looking for information and to send a new sim - Yawn

Spam
01 Oct 2025

Claimed to be O2 and said I had an old SIM card which they wanted to replace… another low life.

Scam/Fraud
27 Sep 2025

They rang me saying they are from 02 I am not on o2 they wanted to deactivate my sim card and send me out a new on. They wanted all kinds of details. They said they'd be changing the domain names and all kinds of settings. I hung up on them after telling them they are scamming people. Good old Google. When ate these calls going to stop.

Caller: Ice
Scam/Fraud
23 Sep 2025

Claimed to be from three and said that my number will deactivate from rgeur side in 2-3 days obviously bull crap.

Caller: "Harry from 3"
Unknown Caller
23 Sep 2025

Only rang once ended it when I answered

Unknown Caller
22 Sep 2025

They called twice, did not leave a message, so must be a robot.

Unknown Caller
19 Sep 2025

No idea who these people are! Rang twice in succession - no reply when I answered... Blocked.

Unknown Caller
04 Sep 2025

They rang me 8 times in quick succession

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What type of call was it?

Reported locations

Reported from 21 UK cities

London, Kennington, Ringway, Greenford, London (Shadwell), Bayston Hill, Dover, Orford, Shiremoor, Longton, Bridgend, Holbeck, Barrowford, West Wickham, Minehead, Hereford, London (City of Westminster), Newcastle upon Tyne, Caerleon, Todmorden, Bedale

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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 4604 3291 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 4604 3291
  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)

The TPS is a free service for UK consumers that allows you to opt out of unsolicited sales and marketing calls.

Learn more about TPS registration

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Call Costs

Calling 02046043291 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 02046043291 directly.

International callers should dial +44 20 4604 3291 or 0044 20 4604 3291. No leading zero is required when dialling abroad, e.g., +44(0)2046043291.

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