Telephone country code +1 (dialed as 00 1 from many places) is North America, including the USA, Canada, and some of the islands in/near the Caribbean. To narrow down the location, you need the following three digits (i.e., one more digit):
(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.)
There is no area code 132 in Iraq. However - the area code for Baghdad is 1, followed by the subscribers number.
Leichtenstein is telephone country code +423.
where is telephone country code 1816
That is not a country code.
Fiji has telephone country code +679.
Country code +57 is Colombia.
Gibraltar is country code +350.
Moldova is country code +373.
Slovenia is country code +386.
Vanuatu is country code +678.
Niue is country code +683.
Togo is country code +228.