Who-Calls.me.uk

020 3580 4059 Neutral 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 Neutral. The number 02035804059 has been searched 4 times, with 2 user comments helping to identify the caller's intent.
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At a glance

Community signals

  • Community rating: Neutral
  • User reports: 2 user reports
  • Searches: 4
  • Last reported: about 2 hours ago
  • First reported: about 1 year ago
  • Typical call time: Usually weekdays 10-12

Number profile

  • UK format: 020 3580 4059
  • International: +442035804059
  • 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
2 hours ago

fraudelent number. do not respond to...

Write a report and help others
Unknown Caller
23 May 2025

I got a call from this number today and after listening to the caller for a few seconds I did not understand why they were calling so I dropped the call.

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Please do not include full names, private addresses, or abusive, hateful, or defamatory content.

Please feel free to read our Community Standards before posting. We ask that comments are based on genuine experience and shared in a factual and respectful manner.

What type of call was it?

Reported locations

Reported from 2 UK cities

London, Hauxton

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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 3580 4059 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 3580 4059
  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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Call Costs

Calling 02035804059 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 02035804059 directly.

International callers should dial +44 20 3580 4059 or 0044 20 3580 4059. No leading zero is required when dialling abroad, e.g., +44(0)2035804059.

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