There is no country code +191. Country code +1 is the US, Canada, and some nearby islands, and all nine +1 91X codes are in the US, but you need the next digit to narrow down the area further. For example, +1 913 is in Kansas, +1 916 is in California, and +1 919 is in North Carolina. There should be exactly 8 more digits after +1 91.
Country code +91 is India.
The country code and area code of Deggendorf, Germany is 49, (0)991.
The country code and area code of Baca, Mexico is 52, (01)991.
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 Urumchi- XJ, China is 86, (0)991.
Leichtenstein is telephone country code +423.
where is telephone country code 1816
That is not a country code.
Country code +57 is Colombia.
Country code 52 is Mexico.
Fiji has telephone country code +679.
Gibraltar is country code +350.
Moldova is country code +373.