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01603 975501 Negative Who called me from this phone number?

Norwich • IP Voice Networks Ltd
This number is a landline operated by IP Voice Networks Ltd and located in Norwich, UK. The overall user rating for this number is Negative. The number 01603975501 has been searched 43 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: 43
  • Last reported: 10 months ago
  • First reported: 10 months ago
  • Typical call time: after 10am (91% of calls)

Number profile

  • UK format: 01603 975501
  • International: +441603975501
  • Number type: Landline
  • Carrier: IP Voice Networks Ltd
  • Area: Norwich
  • Area code: 01603

User Reports (1)

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Scam/Fraud
23 Jul 2025

Silent calls

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What type of call was it?

Reported locations

Reported from 21 UK cities

Aldershot, London (Shadwell), Long Compton, Southend-on-Sea, London (South Bank), Sandhurst, Shevington, Ayr, Stoke-on-Trent, Weybridge, Hitchin, Rainford, Leeds, Lingdale, Loughborough, Norwich, Basingstoke, Worminghall, Hawes, Basford, Hackney

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How to Block This Number

On iPhone

  1. Open the Phone app and go to Recents
  2. Find the number 01603 975501 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 01603 975501
  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 01603975501 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 01603975501 directly.

International callers should dial +44 1603 975501 or 0044 1603 975501. No leading zero is required when dialling abroad, e.g., +44(0)1603975501.