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0161 240 3921 Neutral Who called me from this phone number?

Manchester • Colt Technology Services
This number is a landline operated by Colt Technology Services and located in Manchester, England. The overall user rating for this number is Neutral. The number 01612403921 has been searched 32 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: 32
  • Last reported: about 1 month ago
  • First reported: 7 months ago
  • Typical call time: before 11am (92% of calls)

Number profile

  • Number type: Landline
  • Carrier: Colt Technology Services
  • Area: Manchester
  • Area code: 0161

User Reports (2)

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

Unknown Caller
1 month ago

all ended when answered

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Robocall
22 Oct 2025

Just rang a then ended call automatically once answered.

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What type of call was it?

Reported locations

Reported from 21 UK cities

London, Airdrie, Kings Lynn, Rossington, Ringway, Bartley Green, Chilworth, Castlereagh, Rainworth, Manchester, Colinton, Stretford, Bitton, Stornoway, Tonbridge, Cheadle Hulme, Spalding, Shadwell, Stoke-on-Trent, Chepstow, Chalk Farm

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How to Block This Number

On iPhone

  1. Open the Phone app and go to Recents
  2. Find the number 0161 240 3921 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 0161 240 3921
  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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Recommended Guides

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Call Costs

Calling 01612403921 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 01612403921 directly.

International callers should dial +44 161 240 3921 or 0044 161 240 3921. No leading zero is required when dialling abroad, e.g., +44(0)1612403921.