The telephone country code for Norway is +47. Norway does not have area codes, but telephone numbers in Svalbard and Jan Mayen begin with +47 79.
The country code and area code of Mayen, Germany is 49, (0)2651.
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.