0141 536 0883
Scam/FraudAsked if they were talking to MR SLATER. Hmmmm, NO, you're not. Goodbye.
3 reports
• Last report about 1 hour ago
This number is a landline operated by Magrathea Telecommunications Limited and located in London, England. The overall user rating for this number is Negative. The number 02033558259 has been searched 1405 times, with 21 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: 21 user reports
- Searches: 1405
- Last reported: 26 days ago
- First reported: 7 months ago
- Typical call time: before 3pm (92% of calls)
Number profile
- UK format: 020 3355 8259
- International: +442033558259
- Number type: Landline
- Carrier: Magrathea Telecommunications Limited
- Area: London
- Area code: 020
User Reports (21)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Scam/Fraud
14 Nov 2025
Silent call. Received today at 1020 UK time. Scam call suspected.
Telemarketer
13 Nov 2025
Car Hire purchase survey and then a bot. Blocked
Caller: Not identified
Reported locations
Reported from 21 UK cities
Coventry, Birmingham (Witton), Manchester, London, Luton, Bournemouth, Leyland, Westonzoyland, Westminster, Stroud, Royal Leamington Spa, Birdham, Camberwell, Tottenham, Yate, Swanscombe, Deysbrook, Cosham, Thurso, Darlington, Guildford
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 020 3355 8259 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 3355 8259
- 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
01608 310330
SpamCalled 7 times today! Blocked each time automatically! Searched for caravan insurance and specifically ticket DO NOT...
13 reports
• Last report about 2 hours ago
01204 686001
Unknown CallerAnnoying call x2 from Bolton UK, didn't answer ,I don't have any contact or know anybody in the UK, very suspicious.
5 reports
• Last report about 2 hours ago
0118 417 0799
Scam/FraudScam - caller purported to be from Sky and asked me how much I paid per month and claimed to be able to save me...
1 report
• Last report about 2 hours ago
0345 014 3000
Scam/FraudI had exactly the same. Phoned Barclays and reported it.
2 reports
• Last report about 2 hours ago
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Call Costs
Calling 02033558259 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 02033558259 directly.
International callers should dial +44 20 3355 8259 or 0044 20 3355 8259. No leading zero is required when dialling abroad, e.g., +44(0)2033558259.