Home › All Countries › Countries that speak slkCountries that speak slkcountries that speak slk — 2 countries, combined pop. 16.30M, 127.9K km².Countries2Population16.30Mcontinents1Most populatedCzechiaComplete list of countries that speak slk#CountryCapitalPopulationAreaRegion1CzechiaPrague10.88M78,865 km²Europe2SlovakiaBratislava5.41M49,037 km²EuropeExplore other languagesCountries that speak English →Countries that speak French →Countries that speak Spanish →Countries that speak Arabic →Countries that speak Portuguese →Countries that speak German →Also exploreMost Populated Countries in the WorldCountries that Drive on the LeftLandlocked CountriesCountries that use Euro