There is no area code 991 in North America (USA, Canada, etc.).
In Mexico, area code 991 is in the north central part of the state of Yucatán, east of Mérida.
Other countries may have a telephone area code 991 or similar.
International telephone country code +991 is reserved for a trial of ITPCS, International Telecommunication Personal Correspondence Service, but no one is quite sure what that means.
(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.)
The country code and area code of Baca, Mexico is 52, (01)991.
The country code and area code of Deggendorf, Germany is 49, (0)991.
The country code and area code of Urumchi- XJ, China is 86, (0)991.
There is no telephone area code 185 in Russia.
If this is a UK question, (020) is the London area code, and that number will be (020) 8991 XXXX. 8991 is the Greenford and Perivale areas near London. In the United States, area code 208 is Idaho, and 208-991 is a number in Boise. As an international number, country code 20 is Egypt, but there are no numbers beginning with 8991.
The telephone country code for Zimbabwe is +263. The area code for Beitbridge is 0286, or +263 286 in international format.
No, telephone area codes are discrete data.
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 Karoi is 064, or +263 64 in international format.
The telephone country code for Zimbabwe is +263. The area code for Chakari is 0688, or +263 688 in international format.
It has the area code 082.
Area code of Banepa is 011