020 4578 9097
Unknown CallerCalled at 7.20pm . Phone screened it as spam . No message left.
1 report
• Last report about 2 hours ago
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 01603975370 has been searched 132 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: 132
- Last reported: 11 months ago
- First reported: 11 months ago
- Typical call time: before 3pm (96% of calls)
Number profile
- UK format: 01603 975370
- International: +441603975370
- Number type: Landline
- Carrier: IP Voice Networks Ltd
- Area: Norwich
- Area code: 01603
User Reports (5)
Your reports help others decide whether to answer calls from this number. Share your experience to help the community!
Scam/Fraud
06 Aug 2025
Claiming to be Sky, for a mobile phone upgrade. Started asking unusual questions which should already be visible on my account. Sounded as though it was a scam
Unknown Caller
06 Aug 2025
Claiming they were calling from 3 regarding my phone contract. Talking 🗑 rubbish.
Caller: JPA
Scam/Fraud
06 Aug 2025
I answered and they didn't say anything Tried to call back and it was a dead line
Scam/Fraud
06 Aug 2025
Claimed to be from EE offering discount to my EE Mobile account - I don't have an EE Mobile account.....
Reported locations
Reported from 21 UK cities
Colchester, Worcester Park, Ferrybridge, Pannal, Attleborough, Feltham, Kensington, London (Shadwell), Royal Leamington Spa, Henfynyw Upper, Holbeck, Didsbury, Crewe, Stroud, Fintona, Staverton, Hamilton, Netherton, Sunbury-on-Thames, Oldham, Edinburgh
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How to Block This Number
On iPhone
- Open the Phone app and go to Recents
- Find the number 01603 975370 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 01603 975370
- 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 registrationLatest reports
020 8072 7510
Scam/FraudClaiming to be CDC with a one time pass code and a phone number of you didn't ask for it
28 reports
• Last report about 2 hours ago
01356 420131
Unknown CallerHung up
1 report
• Last report about 3 hours ago
0161 457 0683
Scam/FraudConstantly calling and not making any sense, they call at 7pm! . Save yourself the hassle and block them immediately.
5 reports
• Last report about 3 hours ago
01228 935358
Unknown CallerScam call center
1 report
• Last report about 4 hours ago
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Call Costs
Calling 01603975370 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 01603975370 directly.
International callers should dial +44 1603 975370 or 0044 1603 975370. No leading zero is required when dialling abroad, e.g., +44(0)1603975370.