Telemarketer
29 Sep 2025
Indian gent Claimed to be from O2, and my Sim would stop working in 4 days. I hung up. They tried 3 more times before giving up.
Community overview
Community rating:
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1 user report · Reported 11 months ago
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 8150 4988 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 8150 4988
- 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)
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Learn more about TPS registrationAbout this number
Number formats
- UK format: 020 8150 4988
- International: +44 20 8150 4988
Number details
- Number type: Landline
- Number range allocated to: Gamma Telecom Holdings Limited
- Area: London
- Area code: 020