Djibouti is country code +253. Landlines in the city of Djibouti begin with +253 21. Landlines in the outer districts begin with +253 27. Mobile numbers begin with +253 77. All numbers have 8 digits following the country code +253.
Note that all telephone numbers in Djibouti changed in March 2012. See the related links for details.
Leichtenstein is telephone country code +423.
where is telephone country code 1816
That is not a country code.
There is no 909 country code.
There is no telephone country code +897, nor +89, nor any other country code beginning with +89. There are no valid telephone numbers beginning with +89.
Gibraltar is country code +350.
Moldova is country code +373.
Slovenia is country code +386.
Togo is country code +228.
Liberia is country code +231.
Angola is country code +244.
Mozambique is country code +258.