How To Call The USA
Advice on how to telephone the United States from the UK
Including how to call New York, Los Angeles, Chicago, Houston, Philadelphia, San Francisco, Boston and Washington.
Country code for the USA
The USA, along with other North American and Caribbean countries, uses the country code +1.
To call the USA from the United Kingdom you need to dial:
then the full national number minus any leading 1
Dialled from the UK as: 00 1 929 555 0012
Phone numbers beginning +1
Sometimes, the telephone number you want to call may already be written out including the +1 country code. For example:
- +1 929 555 0012
- +1 (929) 555 0012
In such a case, you just replace the '+' with the UK international access code of 00. The example above would be dialled as: 00 1 929 555 0012.
How to call the UK from the USA
To call a United Kingdom landline or mobile phone from the United States, dial 011 44, then the UK number without its leading zero.
For example, the UK number
These codes and instructions apply when dialling any part of the UK including England, Scotland, Wales and Northern Ireland, as well as Guernsey, Jersey and the Isle of Man.