Oh, isn't that a happy little question! Area code 777 isn't actually assigned to any geographic area in the UK. Sometimes numbers starting with 777 are used for personal numbering services, so it's like a magical mystery number that could be from anywhere in the UK. Just imagine all the beautiful landscapes and friendly faces you could find there!
The country code and area code of Qinzhou- GX, China is 86, (0)777.
The country code and area code of Cuernavaca- Mor., Mexico is 52, (01)777.
The country code and area code of Tomis Gomensoro, Uruguay is 598, (0)777.
All UK area codes begin with a 0. There is no area code 6010 in the UK, and there is no 06010 code either.
UK area code 020 is London.
There is no 01134 code in the UK.
There is no area code 20 in the UK
The country code and area code of Aberdeen, United Kingdom is 44, (0)1224.
In the UK, 0121 is the area code for Birmingham.
Cambridge is in area code 01223, or +44 1223 from outside the UK.
Until the early 1990's, area code +44 21 (or 021 within the UK) was Birmingham, which is now area code +44 121 (or 0121 within the UK). There has never been an area code +44 217 (or 0217) in the UK.
There are five different cities named "Morelos" in Mexico, plus the state of Morelos, which has several different telephone area codes. Please specify the city and state. The area code for Cuernavaca, Morelos, is 777. Landline numbers are +52 777; mobile numbers are +52 1 777, with 7 more digits in either case.