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020 3996 3448 Negative Who called me from this phone number?

London • DIDWW Ireland Limited
This number is a landline operated by DIDWW Ireland Limited and located in London, UK. The overall user rating for this number is Negative. The number 02039963448 has been searched 318 times, with 7 user comments helping to identify the caller's intent.
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At a glance

Community signals

  • User reports: 7 user reports
  • Searches: 318
  • Last reported: 8 months ago
  • First reported: 8 months ago
  • Typical call time: before 11am (96% of calls)

Number profile

  • UK format: 020 3996 3448
  • International: +442039963448
  • Number type: Landline
  • Carrier: DIDWW Ireland Limited
  • Area: London
  • Area code: 020

User Reports (7)

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

Unknown Caller
25 Sep 2025

Unknown number no message looks like it could be AI generated blocked

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Telemarketer
15 Sep 2025

They call up to talk about insulation in your home, the first voice you hear asking questions is AI generated. It then gets passed on to a human.

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Unknown Caller
15 Sep 2025

Rang 3 times and cut off. Returned, but the call di dnot go . Most possibly a SCAM.

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Unknown Caller
15 Sep 2025

Called twice before 11am. Did not answer, did not leave a message.

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Unknown Caller
14 Sep 2025

Twice in a day. Missed to answer. When called back only answering machine music.

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Spam
12 Sep 2025

Hung up before picked up

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Unknown Caller
12 Sep 2025

1st call from this number, hung up before I could answer

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What type of call was it?

Reported locations

Reported from 21 UK cities

London, Brighton, Sutton, Westminster, Bradford, London (Shadwell), Bridgwater, Sywell, Northampton, Oughtibridge, Wakefield, Romford, Cardiff, Morriston, Sheffield, Horsforth, Broughton Astley, Faversham, Thornbury, Corston, Holbeck

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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 3996 3448 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 3996 3448
  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

Latest reports

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Recommended Guides

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Call Costs

Calling 02039963448 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 02039963448 directly.

International callers should dial +44 20 3996 3448 or 0044 20 3996 3448. No leading zero is required when dialling abroad, e.g., +44(0)2039963448.