Provo, Utah, area ‘most religious’ in USA

Holland-Grand Haven, Mich., and Ogden-Clearfield, Utah, areas only others not in the South.

http://www.gallup.com/poll/161543/provo-orem-utah-religious-metro-area.aspx

Little Rock-North LR-Conway area is No. 10. The Utah towns you would figure are mostly LDS, while Central Arkansas has just about every Christian denomination, as well as Jews, Muslims, Buddhists and probably Pagans.

Least religious are in the Northeast and Northwest.