This is the code you need to dial OUT from a country. It is also referred to as the IDD code (International Direct Dialing) or ISD code (International Subscriber Dialing)
This is the code you need to dial IN to a country. Each country is assigned a unique country code.
This is the code for a part of the country. It is usually a general area or a city. Some countries are not large enough to warrant their own code, so will have the country code 1 and use the area code to define the country.
This is the local number you would like to call.
Dialing Code for UK is 44
Here is some useful travel information about UK.
ISO 2 digit Code
ISO 3 digit Code
Area (SQ KM)
This page helps you call from to UK using international country codes.
Area Codes for UK are also supplied. Country Code 44 is for UK.
The dialing code is also described as phone code 44 or dialing code 44 and is sometimes described as a calling code or international dialing code.
The dialing code for UK is 44.