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› 01603
How to dial Norwich
Within the UK
01603
Use the full area code before the local subscriber number.
From outside the UK
+44 1603
Use +44 and remove the leading zero from the area code.
An area-code match describes the number range, not the caller's identity or current physical location. Caller ID can also be spoofed.
Reported numbers in the 01603 Norwich area
24 recently reported complete numbers shown. Up to 30 numbers, ordered by their latest approved public report, with ten per page.
A shared range does not establish the same caller or organisation.
This is Greenpeace marketing number
4 Dec 2025
unsolicited solar panel salesman
2 Dec 2025
Phone call asking about performance of TV and other equipment. She started to talk about some service to sort any future problems but suspected it was likely to...
14 Nov 2025
called at 02.35 in the morning
3 Nov 2025
Not recognised, not answered
20 Aug 2025
reputable company
22 May 2025
Presumed automated spam caller. No one on the end when answered.
13 May 2025
Norfolk and Waveney NHS
28 Apr 2025
A cold caller, claiming to be from EE. I put the phone down immediately.
5 Mar 2025
Scam call. Don not answer or give personal details
4 Mar 2025
Source and review
This page uses Ofcom telephone area codes area-code information retrieved on 3 September 2026.
View the source or tell us about a correction .