An Internet country code top-level domain (ccTLD) is two letters. For example:
ME is the two-letter ISO-3166-1 code for Montenegro, a part of the former Yugoslavia.
Hollywood is part of the USA, which uses country code +1
The ISO code for Qatar is "QA." This two-letter country code is part of the ISO 3166-1 alpha-2 standard used to designate countries and their subdivisions.
Argentina
'00' is not part of the country code, it is a commonly used international access prefix. Country code +249 is Sudan.
Colorado is part of the United States of America, so its Country Code is +1
'00' is not part of the country code, it is a commonly used international access prefix. Country code +371 is Latvia.
00 isn't part of the country code, it is a commonly used international access prefix. Country code +801 does not exist.
.me is Montenegro, part of the former Yugoslavia
The country code 0054 is for Argentina. This code is used when dialing into Argentina from abroad. It is part of the international dialing format, which typically includes a "+" followed by the country code.
'00' is not part of the country code, it is a commonly used international access prefix. Country code +63 is the Philippines.
Ceuta and Melilla are part of Spain, which is telephone country code +34.