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020 4628 8603 Neutral 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 Neutral. The number 02046288603 has been searched 155 times, with 4 user comments helping to identify the caller's intent.
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At a glance

Community signals

  • User reports: 4 user reports
  • Searches: 155
  • Last reported: about 1 hour ago
  • First reported: 8 months ago
  • Typical call time: after 10am (73% of calls)

Number profile

  • UK format: 020 4628 8603
  • International: +442046288603
  • Number type: Landline
  • Carrier: Gamma Telecom Holdings Limited
  • Area: London
  • Area code: 020

User Reports (4)

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

Unknown Caller
1 hour ago

sounded like a service or sales call.

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Unknown Caller
7 days ago

Called my landline then my mobile number - number not known to me so didn’t answer- no voice message left so one could assume the call was unsolicited

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Unknown Caller
10 Dec 2025

Called but left no message.

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Unknown Caller
13 Sep 2025

Said they were from EE but didn't have any of my details??

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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

Maghull, Grimston, London, Birmingham, Saint Columb Major, Tilehurst, Marazion, Otley, Worcester Park, Cricklewood, London (City of Westminster), Clacton-on-Sea, Faversham, Wishaw, Barby, Leeds, Manchester, London (City of London), Rochdale, London (Shadwell), West Byfleet

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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 4628 8603 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 4628 8603
  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 02046288603 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 02046288603 directly.

International callers should dial +44 20 4628 8603 or 0044 20 4628 8603. No leading zero is required when dialling abroad, e.g., +44(0)2046288603.