Country code +1 (dialed as 00 1 from many places) is North America(USA, Canada, etc.), and 8 is the first digit of a three-digit area code, but you need all three digits to be more specific about where in North America. See the related links for area codes beginning with 8.
(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 Aland Islands are part of Finland, which is telephone country code +358.
The telephone country code for Zimbabwe is +263. The area code for Dete is 018, or +263 18 in international format.
Telephone country code +1 is North America, including the USA, Canada, and 18 islands in or near the Caribbean, but there is no area code +1 467. There are no valid telephone numbers beginning with +1 467.
The telephone country code for Vietnam is +84. The area code for Hoa Binh is 018, or +84 18 in international format.
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.