01603 Area Code

Are you receiving a call from a number beginning 01603 area code? It is advisable to have a basic knowledge regarding 01603 when you receive or dial these numbers. 

Well, this article will help you do the same. By reading this, you will also be able to make an informed decision of buying 01603 numbers for your business. 

So, let’s start by understating what 01603 numbers are and where they are used. 

Part 1: Where Is the 01603 Area Code?

The 4 geographical area code is used for telecom purposes in Norwich. The code is followed by 6 digits of local phone numbers. 

The Norwich dialing code is located in Norfolk region in the East of England of the UK. Moreover, 01603 area code is also used in the following suburbs of Norwich: 

  • Drayton
  • Barnham Broom
  • Brundall
  • Hevingham
  • Reepham
  • Honingham
  • Buxton
  • Salhouse
  • Coltishall
  • St Faith
  • South Walsham
  • Thorpe St Andrew
  • Wroxham
  • Hethersett
  • Norwich
  • Costessey

The original Norwich phone code was 0605. After that, it was changed to 603. But in order to provide new area code, it was changed to create additional phone numbers to the decreasing stock

In 1995, during the PhONEday event, the additional ‘1’ was added preceding the area code 603 to produce new phone numbers. 

But, how do we connect the calls? 

Part 2: Dialling 01603 Area Code in the UK

To get your call connected successfully, you need to dial the proper number format. So, to call from outside of the above-mentioned areas, enter the Norwich area code. Thus, the final number format will be 01603 XXX XXX. 

To call someone in Norwich or any of these areas within the local area, don’t enter the area code. Simply dial the 6 digit phone number XXX XXX. 

Moreover, most of the larger businesses use such numbers from outside of Norwich. They don’t particularly have a physical space in Norwich but will portray that they are there in Norwich, closer to their customers. 

But, what if someone wants to call even outside of the UK? 

Part 3: Dialling 01603 Area Code from Abroad

Yes, you can certainly call someone in Norwich from abroad with the right dialing code. You need to add an international prefix to your usual call. Follow this step to step guide to know: 

  • Enter the international code of your country (typically 00, 0011, 011) 
  • Next, dial the UK dialing code (44)
  • Skip the zero and enter Norwich telephone code (1603)
  • Lastly, enter the usual local phone number XXX XXX 
  • Your final format will be 00 44 1603 XXX XXX

Next up, let’s look into what are the charges of these numbers. 

Part 4: The Cost of Calling an 01603 Number

To call 01603 dialing code, you will be charged as the other local area codes like 01 or 02 of the UK. 

If you are a landline user, the call will cost up to 10p per minute, depending on the time of the day. But, if you are a mobile user, calling to Norwich code will cost you between 10p and 40p per minute. 

There are several factors taken into consideration to determine the exact rate of your call. So, it is advisable to contact your network operator to know the fixed cost of the calls from your number. 


With this article, you now have a basic understanding of the 01603 area code, and how to use them. So, now whenever you receive a call from 01603 area code location of the UK, you know that the number is from Norwich and could be from a company. 

If you still have any queries, cNumber is here to help you resolve that. The friendly customer executives can help you with any number in the telephone directory of Norwich. Here, you can also buy 01603 numbers or its calling pack at affordable prices.