3) USA Christian Workers Can see Most Common Languages by State

Are you a worker reading out to ethnic groups in the USA? If so, you might find the map at…

http://gizmodo.com/the-most-common-languages-spoken-in-the-u-s-state-by-1575719698

Quite interesting. It lists most common languages by state (excluding English and Spanish, of course). It might help you find pockets of the ethnolinguistic group(s) you’re seeking. (Thanks for the tip, Caleb!)