020 8072 7510
Unknown CallerText message from “CDC” saying:“ Your One Time Passcode is 237892. If you did not request this, please call...
27 reports
• Last report 13 minutes ago
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 02046288389 has been searched 1145 times, with 18 user comments helping to identify the caller's intent.
Your comment helps others identify this number. Thank you for contributing!
At a glance
Community signals
- Community rating: Negative
- User reports: 18 user reports
- Searches: 1145
- Last reported: 27 days ago
- First reported: 10 months ago
- Typical call time: before 10am (63% of calls)
Number profile
- UK format: 020 4628 8389
- International: +442046288389
- Number type: Landline
- Carrier: Gamma Telecom Holdings Limited
- Area: London
- Area code: 020
- Trending since: 06 Jun 2026
User Reports (18)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Unknown Caller
15 Sep 2025
Tried to call back. Got through but silent.
Reported locations
Reported from 21 UK cities
Walsall, Blackburn, Radyr, Lyneham, London, Cardiff, Okehampton, Thornliebank, Loudwater, Woodside, Dundee, Brighton and Hove (Brighton), Longton, Romford, Fordham, Ince-in-Makerfield, Lifton, Liverpool, Chichester, Bristol, Sheffield
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 4628 8389 and tap the info icon (i)
- Scroll down and tap Block this Caller
- Confirm by tapping Block Contact
On Android
- Open the Phone app and tap the 3-dot menu
- Go to Call history or Recents
- Long press on 020 4628 8389
- 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 registrationLatest reports
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Call Costs
Calling 02046288389 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 02046288389 directly.
International callers should dial +44 20 4628 8389 or 0044 20 4628 8389. No leading zero is required when dialling abroad, e.g., +44(0)2046288389.