01603 904 Dialing Code
Norwich
Dialing Code 01603 904 is part of Area Code 01603, which 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. In this case, the digits 904 after the area code indicate that the range of numbers was originally allocated to VoiceHost Limited on 30 June 2010, although due to number portability, individual numbers within this range may now be allocated to other operators.
01603 area code information
| Area Code: | 01603 |
|---|---|
| Location: | Norwich |
| Dialing Code: | 01603 904 |
| Provider: | VoiceHost Limited |
| Date range allocated: | 30 June 2010 |
| Call Costs: | Normal landline rate |
| Area code required for local calls: | No |
| Local number length: | 6 |
| Number format: | 01603 904### |
| International number format: | +44 1603 904### |
| Last code change: | April 1995 from 0603. |
This page was last updated on 9 August 2023.