Map of the 01842 Thetford STD dialling Area Code
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The Thetford 01842 Area Code (Thetford Dialling Code)

The 01842 area code is a 4 digit geographical dialling code (excluding the zero) used in telecommunications for the Thetford area.

The local telephone numbers within the 01842 are 6 digits long.

The correct format in which to write a telephone number from the Thetford area code is (01842) xxxxxx.

Where is the 01842 Area Code?

The Thetford 01842 dialling code intersects the counties of Norfolk and Suffolk in the East of England Region of the UK.

When do I need to use the 01842 Thetford dialling code?

You will need to use a dialling code if you are calling from a mobile phone or a landline outside of the 01842 Thetford dialling code area. If you are calling a local number within the same area code with a landline telephone you do not need to use the 01842 dialling code.

Phoning the 01842 Dialling Code from Outside of the UK

If you are calling from outside of the UK. You will need to add the code for dialling internationally. This varies country to country, followed by the UK country code (44) followed by the area code without the initial zero (1842).

RegionInternational PrefixCountry CodeArea Code
United States and Canada011441842
Europe00441842
Australia0011441842

Origins of the 01842 Thetford Area Code

Before the 16th April 1995 known as PhONEday which changed telephone area codes by inserting a 1 at the beginning. The area code was 0842.

the historic mnemonic code for the 01842 area was TH2. The first two characters are taken from the letters T and H in THetford . On an old rotary dial telephone this was entered by dialling the numbers 8, 4 and 2.

picture showing an old rotary dial for the 01842 Thetford area code
An old rotary dial for the 01842 Thetford area code.

Map of the 01842 Thetford dialling Code Area

The shaded area on the map represent the estimated extent of the 01842 Thetford phone area code.

The blue icons on the map represent the locations of telephone exchanges serving the 01842 area. Click on an icon for more details

Map of the 01842 Thetford area code
Map of the 01842 Thetford area code and surrounding areas

Towns and Villages within the Thetford 01842-Thetford dialling Code

Brandon (Forest Heath)
Feltwell
Lakenheath
Mundford
Thetford
Weeting

Known Telephone Exchanges within the Thetford 01842-Thetford dialling Code

Thetford (EATHE) Norfolk
Feltwell (EAFLT) Norfolk
Brandon (EABND) Suffolk
Lakenheath (EALAK) Suffolk
Eriswell (EAERI) Suffolk