The only countries with three letters in their name are Fiji and Vanuatu.
None of the Scandinavian countries have a name with only three letters.
There are truly only 10 countries with four letters and they are Peru, Cuba, Laos, Chad, Togo, Mali, Iran, Iraq, Oman, Fiji, and Guam
Peru - Lima Chad - N'Djamena Mali - Bamako
Ohio, Iowa, Utah, and Iowa are the four states with four letters in their name.
The only countries with three letters in their name are Fiji and Vanuatu.
None of the Scandinavian countries have a name with only three letters.
Croatia
Laos (Lao People's Democratic Republic)
There are truly only 10 countries with four letters and they are Peru, Cuba, Laos, Chad, Togo, Mali, Iran, Iraq, Oman, Fiji, and Guam
Liechtenstein is the only one I know. ;)
There are many countries that only have six letters. These include Greece, Israel, Cyprus, Sweden, Taiwan, Norway, Turkey, Panama, Poland, as well as Rwanda.
Peru - Lima Chad - N'Djamena Mali - Bamako
There are no countries that have only 3 letters in their name.
Benin, Burma, Chile, China, Congo, Egypt, Gabon, Ghana, Haiti, India, Italy and Japan have 5 letters in their name. Kenya, Libya, Macau, Malta, Nauru, Nepal, Niger, Palau, Qatar, Samoa, Spain, Sudan, Syria, Tonga and Wales have 5 letters in their name.
Belfast is the only city in Ireland with seven letters in its name. Many, many towns and villages have seven letters in their name, but no other city does.
BSA is one.