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0118 991 9421 Neutral Who called me from this phone number?

Reading • Colt Technology Services
This number is a landline operated by Colt Technology Services and located in Reading, England. The overall user rating for this number is Neutral. The number 01189919421 has been searched 7 times, with 1 user comment helping to identify the caller's intent.
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At a glance

Community signals

  • User reports: 1 user report
  • Searches: 7
  • Last reported: 7 months ago
  • First reported: 7 months ago
  • Typical call time: Usually weekdays 10-12

Number profile

  • UK format: 0118 991 9421
  • International: +441189919421
  • Number type: Landline
  • Carrier: Colt Technology Services
  • Area: Reading
  • Area code: 0118

User Reports (1)

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Robocall
05 Oct 2025

Silent call

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What type of call was it?

Reported locations

Reported from 5 UK cities

Burnham, Stotfold, Hedge End, Bromborough, Manchester

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How to Block This Number

On iPhone

  1. Open the Phone app and go to Recents
  2. Find the number 0118 991 9421 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 0118 991 9421
  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 01189919421 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 01189919421 directly.

International callers should dial +44 118 991 9421 or 0044 118 991 9421. No leading zero is required when dialling abroad, e.g., +44(0)1189919421.