01603 Area Code Norwich
The 01603 area code is designated explicitly for Norwich and the surrounding area in Norwich, United Kingdom.
When is it necessary to use the 01603 Norwich dialling code?
If you're calling from outside the 01603 Norwich area code, you'll need to use the dialling code. If you're using a landline or mobile phone within the same area code, you don't need to use the 01603 code. When calling from outside the UK, you'll need to include the international dialling code for your country, followed by the UK code (44) and the area code without the first zero (1603).
