Who-Calls.me.uk

020 3957 9400 Negative Who called me from this phone number?

London • Gamma Telecom Holdings Limited
This number is a landline operated by Gamma Telecom Holdings Limited and located in London, UK. The overall user rating for this number is Negative. The number 02039579400 has been searched 125 times, with 2 user comments helping to identify the caller's intent.
Your Feedback Matters - Leave a Comment
Your comment helps others identify this number. Thank you for contributing!

At a glance

Community signals

  • User reports: 2 user reports
  • Searches: 125
  • Last reported: 3 months ago
  • First reported: 7 months ago
  • Typical call time: before 11am (87% of calls)

Number profile

  • UK format: 020 3957 9400
  • International: +442039579400
  • Number type: Landline
  • Carrier: Gamma Telecom Holdings Limited
  • 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
3 months ago

Call lasted about 5 seconds, dead line and no response

Write a report and help others
Scam/Fraud
15 Oct 2025

Name seems to be scam party - no one spoke (nor did I whilst waiting)

Write a report and help others

Help others by sharing what you know about this number. Your report matters.

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 21 UK cities

Tinwell, Eccles, Brighton, Swindon, Cardiff, Orpington, London, Downham Market, London (City of Westminster), Friern Barnet, East Sheen, Sedlescombe, Streatham, Sheffield, Isle of South Uist, Bicknacre, Rothienorman, Stoke Gifford, London, Kesgrave, Bromborough

Check Another Number

How to Block This Number

On iPhone

  1. Open the Phone app and go to Recents
  2. Find the number 020 3957 9400 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 3957 9400
  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

Check Another Number

Recommended Guides

Similar Reported Numbers

View more numbers with 020 prefix

Call Costs

Calling 02039579400 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 02039579400 directly.

International callers should dial +44 20 3957 9400 or 0044 20 3957 9400. No leading zero is required when dialling abroad, e.g., +44(0)2039579400.

Trending phone searches

Recently highlighted UK phone numbers based on search trends and internal discovery signals.

01417241728 01414283934 01414790028 03333407098 03332202550 01618147901 02038301935 02036349284 02036349084 08081453757 08082000247 01418468827