Greece is country code +30. Landline numbers in Athens begin with +30 21. (Most, but not all, Athens numbers begin with +30 210.)
(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, and many other countries use different prefixes.)
Landline telephone numbers in Kos, Greece, begin with 22420, or +30 22420 in international format.
Country code +30 is Greece. A few years ago, Greece added a '2' at the front and a '0' on the tail of the area code. For example, Athens went from +30 1 to +30 210.
There is no telephone area code 185 in Russia.
The country code and area code of Heraclion, Greece is 30, 281.
The country code and area code of Kavala, Greece is 30, 251.
The country code and area code of Larissa, Greece is 30, 241.
The country code and area code of Tripoli, Greece is 30, 271.
No, telephone area codes are discrete data.
The telephone country code for Zimbabwe is +263. The area code for Beitbridge is 0286, or +263 286 in international format.
Telephone country code +93 is Afghanistan, and area code +93 25 (Afghan domestic telephone area code 025) is the city of Logar, south of Kabul.
The telephone country code for Zimbabwe is +263. The area code for Chakari is 0688, or +263 688 in international format.
The telephone country code for Zimbabwe is +263. The area code for Karoi is 064, or +263 64 in international format.