Call Washington, DC from the United Kingdom

To make an international call to Washington, DC from the UK, please follow the dialing steps shown below.

Because US phone numbers are highly standardized, dialing US phone numbers is easy - and the same international dialing procedure applies whether you are calling Washington, DC from London, Leeds, Glasgow, Birmingham, Manchester, Scotland, Wales, or any other UK location.

When dialing Washington, DC from the UK, it makes no difference whether you are calling from a UK landline or mobile phone - the dialing procedure is the same (although you should double check with your carrier to confirm that your plan allows international calls and that no special charges apply).

As well, when dialing, it also doesn't matter if you are calling to a Washington, DC landline phone or a Washington, DC mobile phone - both have the same format and the procedure is the same.

However, please note that for some calling cards, prepaid plans, and other service plans, extra charges may apply when calling to mobile phones in United States. Please check with your provider for details.

For further information:

Phone Number Formats to Call Washington, DC from the UK

In the United States, phone number formats are highly standardized with no variation across the country. As well, landline and mobile phone numbers are formatted exactly the same. It is not possible to tell, simply by looking at a US phone number, whether it is a mobile or landline number - and it doesn't matter for dialing purposes.

All US phone numbers are 10-digits long and include a 3-digit area code and 7-digit local subscriber number. Increasingly, the same region may have multiple area codes. Local subscriber numbers are unique within an area code. Please check here for more information on Washington, DC area codes.

US phone numbers may be written to include a leading ' 1 '. This ' 1 ' can serve as either the US country code for inbound international calls or as a national direct code for national long distance dialing in the US.

If the Washington, DC phone number you have does not contain the full 10-digit phone number, then you'll need to double check to find the correct number.

To make an international phone call to Washington, DC from the United Kingdom, you need to dial a 10-digit phone number formatted as follows:

Call Washington, DC Landline Phone from the UK

00  1   aaa  nnn nnnn
international
access code
country
code
3-digit
area code
7-digit
landline number

Call Washington, DC Mobile Phone from the UK

00  1   aaa  nnn nnnn
international
access code
country
code
3-digit
area code
7-digit
mobile number

Click here for more on Washington, DC landline vs. mobile phone numbers.

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Dialing Steps to Call Washington, DC from the UK

To call a Washington, DC landline or mobile phone number from the United Kingdom, follow this dialing procedure.

1. Dial UK int'l access code / IDD:  00

Note that some mobile operators may not require you to dial an IDD and/or may allow use of substitute characters (such as '+') in lieu of an IDD.

2. Dial US country code: + 1 

If your Washington, DC destination phone number starts with a ' 1 ' - e.g., 1 202 454 8180, then this serves as the country code. Don't dial ' 1 ' twice.

3. For both landline and mobile numbers, dial a 10-digit Washington, DC phone number as follows:

a. Dial a 3-digit Washington, DC area code:  aaa 

b. Dial a 7-digit local subscriber number: nnn nnnn

Some common Washington, DC area codes are: 202 , 703 , and 301 . List of Washington, DC area codes

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Lookup a Washington, DC phone number
Additional Washington, DC dialing instructions

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