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020 7770 6577 Positive Who called me from this phone number?

London • Colt Technology Services
This number is a landline operated by Colt Technology Services and located in London, UK. The overall user rating for this number is Positive. The number 02077706577 has been searched 88 times, with 2 user comments helping to identify the caller's intent.
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At a glance

Community signals

  • User reports: 2 user reports
  • Searches: 88
  • Last reported: 4 months ago
  • First reported: over 2 years ago
  • Typical call time: before 3pm (97% of calls)

Number profile

  • UK format: 020 7770 6577
  • International: +442077706577
  • Number type: Landline
  • Carrier: Colt Technology Services
  • Area: London
  • Area code: 020

User Reports (2)

Your reports help others decide whether to answer calls from this number. Share your experience to help the community!

Legitimate
4 months ago

SNO.co.uk. Ski holidays. Not spam but flagged as such

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Unknown Caller
12 Feb 2024

this is the message they left me : You missed a call from me at 16:45 12 Feb.This is a free Call Alert from O2. To disable this dial 901, press *, then option 5 and option 5.

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What type of call was it?

Reported locations

Reported from 21 UK cities

Bristol, Redhill, Alexandria, Cranleigh, Loughborough, London, Camden, Neasden, Auchterarder, Brighton, Bethnal Green, London, Manchester, Hackney, Flore, Odiham, Portsmouth, St Albans, Highbury, Birmingham, Heston

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How to Block This Number

On iPhone

  1. Open the Phone app and go to Recents
  2. Find the number 020 7770 6577 and tap the info icon (i)
  3. Scroll down and tap Block this Caller
  4. Confirm by tapping Block Contact

On Android

  1. Open the Phone app and tap the 3-dot menu
  2. Go to Call history or Recents
  3. Long press on 020 7770 6577
  4. 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 registration

Latest reports

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Call Costs

Calling 02077706577 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 02077706577 directly.

International callers should dial +44 20 7770 6577 or 0044 20 7770 6577. No leading zero is required when dialling abroad, e.g., +44(0)2077706577.