UK area code 01876 is for Lochmaddy in the Outer Hebrides, Scotland (the leading zero is removed when dialing in from outside the country).
Note that Scotland is not part of England, though! :-)
Taunton
The area code 0121 is in Birmingham.
UK area code 01708 (a.k.a. +44 1708) is Romford.
01306 is the area code for Dorking in Surrey.
01420 is for Alton, in Hampshire.
Chipping Norton, Oxfordshire.
The area code of 01702 is for the seaside resort of Southend-on-Sea.
The country code and area code of Lochmaddy, United Kingdom is 44, (0)1876.
Area code 020 is London, including the old "inner London" and "outer London" areas.
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.