01603 Area Code


Area Code 01603 covers Norwich and the surrounding area.

The majority of numbers in the 01603 Area Code belong to normal landlines in Norwich, but it is possible that these numbers are being used elsewhere as virtual numbers.

There are multiple telephone companies operating in the 01603 Area Code and they are allocated blocks of numbers, which can be identified by the digits following the Area Code. If you would like to see more information about the telephone company for a specific number (or number range) then please search again with additional digits.

01603 area code information

Area Code: 01603
Location: Norwich
Call Costs: Normal landline rate
Area code required for local calls: No
Local number length: 6
Number format: 01603 889###
International number format: +44 1603 889###
Last code change: April 1995 from 0603.

This page was last updated on 23 January 2021.