Answer
To telephone England from the US. Dial 0 for operator assistance and tell the operator that you want to call England and they will direct you further. If you live in the U.S. and want to call outside the country, you must first dial 011. This is then followed by the country code and the phone number. In the case of England, the country code is 44.
The US dialling code from anywhere outside the US is +1
+44 is the international code for England.
The code for England is +44.
A postal code is not used when making a call.
44
001
44
To call this number from the US, dial the international dialing code (usually 011), followed by the country code, the area code, and then the phone number.
From the UK, dial the International Access Code 00, followed by the US Country Code 1, followed by the normal US area code and US local number.
The country code for the US, Canada, and several Caribbean islands, is +1.
To call Eire from the UK dial 00 353 then the area code and number.
To call China from the US, dial the international access code (011), followed by the country code for China (86), and then the area code and phone number you wish to reach.