01482 259510
SpamStates that they are collecting feedback for South Wales Police after a report was submitted. Couldn't give the...
2 reports
• Last report 1 minute ago
This number is a landline operated by Colt Technology Services and located in London, UK. The overall user rating for this number is Negative. The number 02076639789 has been searched 37 times, with 3 user comments helping to identify the caller's intent.
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At a glance
Community signals
- User reports: 3 user reports
- Searches: 37
- Last reported: 8 months ago
- First reported: 9 months ago
- Typical call time: before 2pm (92% of calls)
Number profile
- UK format: 020 7663 9789
- International: +442076639789
- Number type: Landline
- Carrier: Colt Technology Services
- Area: London
- Area code: 020
User Reports (3)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Scam/Fraud
25 Sep 2025
They told me that O2 and virgin had merged and all o2 sim cards were going to stop working
Reported locations
Reported from 21 UK cities
Spalding, Oakley, Leicester, London, Watford, Muswell Hill, Barnwood, Barton on Sea, Derby, Billericay, Telford, Royal Tunbridge Wells, Rastrick, Manchester, Llangefni, Darlaston, Great Marton, Swansea, Guildford, London (Shadwell), Keele
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 7663 9789 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 7663 9789
- 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
0333 050 4023
SpamSpammer, kept calling multiple times in a row
3 reports
• Last report 11 minutes ago
020 3922 0559
Scam/FraudSaid they were from O2 and sim card is going to stop working in 3 days
1 report
• Last report 16 minutes ago
07939 404685
SpamUtility company trying to renew the gas account. No request far a call was made but someone is clearly giving out or...
3 reports
• Last report 17 minutes ago
020 3972 2661
Scam/FraudClaims to be O2 but can't tell you your account number
1 report
• Last report 20 minutes ago
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Call Costs
Calling 02076639789 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 02076639789 directly.
International callers should dial +44 20 7663 9789 or 0044 20 7663 9789. No leading zero is required when dialling abroad, e.g., +44(0)2076639789.