Telephone country code 0021 is not assigned to any specific country. Country calling codes are typically assigned in the format of +XX, where XX is a two-digit number. The code 0021 does not adhere to this standard and is likely not in use for international dialing. It is important to verify the correct country code when making international calls to ensure connectivity.
0021 is not the country code for England. England uses the United Kingdom country code +44 which is dialled as 00 44 from most of Europe or 011 44 from North America.
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.
Slovenia is country code +386.
Vanuatu is country code +678.
Niue is country code +683.