The area code for Leicester is 0113.
This should be followed by a seven digit local number.
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Updated answer: This in incorrect. The area code for Leicester is 0116, the number given above is the area code for Leeds.
Leicestershire has multiple telephone area codes. The area code for Leicester is 0116, or +44 116 in international format, but other towns in Leicestershire may have other area codes.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Leicester is in area code 0116 (or +44 116 in international format), with 7-digit local numbers.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Leeds is area code 0113, or +44 113 from outside the UK.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Leeds is in UK area code 0113, or +44 113 from outside the UK.
The country code and area code of Leeds, United Kingdom is 44, (0)113.
0121 serves the Birmingham, England area for telephone networks.
(01933) or +44 1933.
01420 is for Alton, in Hampshire.
01274 +44 1274 from overseas.
Chipping Norton, Oxfordshire.
The area code of 01702 is for the seaside resort of Southend-on-Sea.
0113.
It is (01603) or +44 1603.
It is (01433), or +44 1433 from overseas. Hope that helps! ^ - ^
Assuming you mean in the UK - it's the area code for Leeds.
There is no telephone area code 185 in Russia.