Interesting 1976 map of English dialects in Texas, demonstrating the divide between the more Deep Southern accent of East Texas (drawl) vs. the more Appalachian accent of North and West Texas (twang)

PDF) “Texas – It's Like a Whole Nuther Country”: Mapping Texans' Perceptions of Dialect Variation in the Lone Star State

Dialects of English

What are different dialects like in the U.S.? - Quora

Boomhauer talks normally : r/videos

What are different dialects like in the U.S.? - Quora

Different American English Dialects, in 27 Fascinating Maps

Appalachian Speech, PDF, English Language

Different American English Dialects, in 27 Fascinating Maps

Map of North American English Dialects, Based on Pronunciation

What is the difference between northern and southern dialects in the USA? - Quora