There are two major dialects of Pashto: Western Pashto spoken in Afghanistan and in the capital, Kabul, and Eastern Pashto spoken in northeastern Pakistan. Most speakers of Pashto speak these two dialects. Two other dialects are also distinguished: Southern Pashto, spoken in Baluchistan (western Pakistan and eastern Iran) and in Kandahar, Afghanistan; Central Pashto spoken in northern Pakistan (Wazirstan).
The following provinces of Afghanistan use Pashto as their main language.