Map of the 01784 Staines STD dialling Area Code
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The Staines 01784 Area Code (Staines Dialling Code)

The 01784 area code is a 4 digit geographical dialling code (excluding the zero) used in telecommunications for the Staines area.

The local telephone numbers within the 01784 are 6 digits long.

The correct format in which to write a telephone number from the Staines area code is (01784) xxxxxx.

Where is the 01784 Area Code?

The Staines 01784 dialling code intersects the counties of Surrey and Windsor and Maidenhead in the South East Region of the UK.

When do I need to use the 01784 Staines dialling code?

You will need to use a dialling code if you are calling from a mobile phone or a landline outside of the 01784 Staines 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 01784 dialling code.

Phoning the 01784 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 (1784).

RegionInternational PrefixCountry CodeArea Code
United States and Canada011441784
Europe00441784
Australia0011441784

Origins of the 01784 Staines 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 0784.

the historic mnemonic code for the 01784 area was ST4. The first two characters are taken from the letters S and T in STaines. On an old rotary dial telephone this was entered by dialling the numbers 7, 8 and 4.

picture showing an old rotary dial for the 01784 Staines area code
An old rotary dial for the 01784 Staines area code.

Map of the 01784 Staines dialling Code Area

The shaded area on the map represent the estimated extent of the 01784 Staines phone area code.

The blue icons on the map represent the locations of telephone exchanges serving the 01784 area. Click on an icon for more details

Map of the 01784 Staines area code
Map of the 01784 Staines area code and surrounding areas

Towns and Villages within the Staines 01784-Staines dialling Code

Ashford (Spelthorne)
Egham
Hillingdon
Staines
Wraysbury

Known Telephone Exchanges within the Staines 01784-Staines dialling Code

Staines (LWSTAI) Surrey
Wraysbury (LWWRA) Windsor and Maidenhead
Egham (LWEGH) Surrey