Kent is a fairly large county with different area codes for different towns. Examples include 01304 for Dover and 01233 for Ashford.
For an exact answer, you will need to search for a specific town within Kent.
Sevenoaks, Kent, is in UK area code 01732, which is +44 1732 in international format.
(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.)
Folkestone is area code 01303, or +44 1303 in international format.
(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.)
0121 serves the Birmingham, England area for telephone networks.
(01933) or +44 1933.
There is no overall calling or postal code for Kent. STD (Subscriber Trunk Dialling) telephone codes are exchange specific. Postal codes are specific to a few houses.
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.
It is (01603) or +44 1603.
It is (01433), or +44 1433 from overseas. Hope that helps! ^ - ^
In the UK, telephone area code 020 (+44 20 in international format) is London, and there are some numbers beginning with 020 33, but the 33 is the first two digits of an 8-digit local number. In Germany, area code 0203 (+49 203 in international format) is Duisburg. There are many other countries where 02033 or similar could be a valid domestic telephone area code. Telephone country code +20 is Egypt, and +20 3 is the area code for Alexandria.
There is no telephone area code 185 in Russia.
Area code 0191 is "Tyne and Wear" in the north of England, and a number beginning with 0191 3 is in Durham.