That's a mobile number.
UK area code 01752 (or internationally +44 1752) is Plymouth.
01942 is the area code for Wigan and the surrounding area. Wigan is located in Greater Manchester, in the North West of England.
The 01628 area code is for Maidenhead, Berkshire, England, and the surrounding area.
The area code 0121 is in Birmingham.
1524
01392
Area code 0121649
Taunton
It all depends on what area of England you want ! Each area has a different code, there is no code for England itself.There are many post codes in England, so it depends on where you are writing to. The post code is only one part of the address. You need to know it all.
UK area code 01708 (a.k.a. +44 1708) is Romford.
There is no 021 area code in England. There is 020 (London) and 023 (Portsmouth and Southampton) but none in between!
Leyburn, Wensleydale