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The Horsham 01403 Area Code (Horsham Dialling Code)

The 01403 area code is a 4 digit geographical dialling code (excluding the zero) used in telecommunications for the Horsham area.

The local telephone numbers within the 01403 are 6 digits long.

The correct format in which to write a telephone number from the Horsham area code is (01403) [x][x][x][x][x][x].

Where is the 01403 Area Code?

The Horsham 01403 dialling code is situated in the county of West Sussex in the South East Region of the UK.

When do I need to use the 01403 Horsham dialling code?

You will need to use a dialling code if you are calling from a mobile phone or a landline outside of the 01403 Horsham 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 01403 dialling code.

Phoning the 01403 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 (1403).

RegionInternational PrefixCountry CodeArea Code
United States and Canada011441403
Europe00441403
Australia0011441403

Map showing the location of the 01403 Horsham Area Code

picture showing the location of the Horsham area code
location of the Horsham area code
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Origins of the 01403 Horsham 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 0403.

the historic mnemonic code for the 01403 area was HO3. The first two characters are taken from the letters H and O in HOrsham . On an old rotary dial telephone this was entered by dialling the numbers 4, 0 and 3.

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

Map of the 01403 Horsham dialling Code Area

The shaded area on the map represent the estimated extent of the 01403 Horsham phone area code.

The blue icons on the map represent the locations of telephone exchanges serving the 01403 area. Click on an icon for more details

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Map of the Horsham area code
Map of the Horsham area code and surrounding areas

Towns and Villages within the Horsham 01403 dialling Code

Billingshurst
Broadbridge Heath
Bury
Cowfold
Horsham
Loxwood
Partridge Green
Plaistow
Rudgwick
Slinfold
Small Dole
Southwater
Warnham
Wisborough Green

Known Telephone Exchanges within the Horsham 01403 dialling Code

BILLINGSHURST ATE (SDBLLNG)
COOLHAM UAX (SDCLHM)
COWFOLD UAX (SDCWFLD)
HORSHAM AMC AND TRS (SDHRSHM)
KIRDFORD UAX (SDKRDFR)
LOWER BEEDING UAX (SDLWRBD)
LOXWOOD ATE (SDLXWD)
PLAISTOW UAX (SDPLSTW)
PARTRIDGE GREEN ATE (SDPRTRD)
RUDGWICK ATE (SDRDGWC)
SLINFOLD ATE (SDSLNFL)
SOUTHWATER ATE (SDSTHWT)
WISBOROUGH GREEN ATE (SDWSBRG)