Most of the El Salvador San Salvador mission used to be the El Salvador San Salvador East mission, but was renamed when the boundaries of the East mission and the El Salvador San Salvador West/Belize Missions were realigned in 2011(http://lds.org/church/news/2011-mission-boundary-changes-?lang=eng). The current mission map is below:
His mission president is President Glazier, who started his service in July 2011(http://www.ldschurchnews.com/articles/60997/New-mission-presidents.html).
Find information about the LDS church in El Salvador at http://www.ldschurchnews.com/articles/58562/Country-information-El-Salvador.html
A new temple was dedicated in San Salvador the week Aaron received his mission call (August, 2011).
El Salvador is the smallest country in Central America. It borders the Pacific Ocean, Guatemala, Honduras, and Nicaragua.
Information on the country: