Afghanistan:
Pashtu 35%, Afghan Persian (Dari) 50%, Turkic languages
(primarily Uzbek and Turkmen) 11%, 30 minor languages (primarily
Balochi and Pashai) 4%, much bilingualism

Albania:
Albanian (Tosk is the official dialect), Greek

Algeria:
Arabic (official), French, Berber dialects

American Samoa:
Samoan (closely related to Hawaiian and other
Polynesian languages), English

note: most people are bilingual

Andorra:
Catalan (official), French, Castilian

Angola:
Portuguese (official), Bantu and other African languages

Anguilla:
English (official)

Antigua and Barbuda:
English (official), local dialects

Argentina:
Spanish (official), English, Italian, German, French