020 4638 3735
Unknown CallerCalling every day Unknown number
1 report
• Last report 13 minutes ago
This number is a mobile number operated by Nationwide Telephone Assistance Ltd. The overall user rating for this number is Negative. The number 07700154811 has been searched 134 times, with 5 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: 5 user reports
- Searches: 134
- Last reported: 10 months ago
- First reported: over 2 years ago
- Typical call time: before 1pm (68% of calls)
Number profile
- UK format: 07700 154811
- International: +447700154811
- Number type: Mobile
- Carrier: Nationwide Telephone Assistance Ltd
- Area: Personal Number
- Area code: 077
User Reports (5)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Telemarketer
12 Aug 2025
A Eco4 company, they were supposed to chase up an enquiry with a tenant, but failed to come back to me. Waste of time
Telemarketer
06 Aug 2025
Text about my past interest in free house upgrades eco4. Click yes if l wanted a call back. Am no longer interested. Not sure if it was genuine.
Reported locations
Reported from 21 UK cities
St Helens, Crewe, Ilford, Durham, Carlisle, Paignton, Farnham, Camberley, Stowmarket, Harrow, Stafford, Daresbury, Sheffield, Edinburgh, London, Portpatrick, Newhaven, Porth, Lowestoft, London (Shadwell), London (Tyburnia)
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 07700 154811 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 07700 154811
- 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.
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Recommended Guides
Call Costs
Calling 07700154811 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 07700154811 directly.
International callers should dial +44 7700 154811 or 0044 7700 154811. No leading zero is required when dialling abroad, e.g., +44(0)7700154811.