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Our database confirms that +44 1603 is assigned to Norwich.
Known carrier for +44 1603: "British Telecom (BT)".
Geolocation for this prefix: (52.6285576, 1.2923954).
Use this area-code page to access location, carrier, and prefix info for partial phone numbers.
Country: 🇬🇧 United Kingdom
Country Code: +44
Carrier: British Telecom (BT)
Prefix: 1603
Location: Norwich
Coords: 52.6285576, 1.2923954
Area Code Page: +44 1603
Comments: Disabled for area-code pages
Example: +44 1603 *** ***
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+44 1603 is an area code/prefix that appears to be associated with Norwich. It may be assigned to multiple phone numbers within that region.
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Carrier information for this prefix: British Telecom (BT). In some cases multiple carriers may use similar prefixes.
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