Map showing the presence of Persian speakers in the countries of the world by shades of blue, based on File:BlankMap-World.svg. The map shades the whole area within the national borders of each country with the colors defined in the legend below. References for the numbers are to be found at the end of the List of countries by Persian-speaking population article on the English Wikipedia, also in farsinet.com and Ethnologue.
Legend

  Official language
Iran, Afghanistan, Tajikistan  More than 1,000,000 speakers
Uzbekistan, United States, Pakistan, Russia  Between 500,000 - 1,000,000 speakers
Turkey, United Arab Emirates, Iraq  Between 100,000 - 500,000 speakers
Qatar, Saudi Arabia, Germany, Australia, Israel, United Kingdom, Sweden, Bahrain, India, Canada, Kuwait  Between 25,000 - 100,000 speakers
Oman, France, Syria, Japan, Kyrgyzstan, Yemen, Kazakhstan, Netherlands, Armenia, Austria, China, Turkmenistan, Italy, Finland, Spain, Norway  Fewer than 25,000 speakers / none
The remaining countries
Own work
Rizorius