(CALIFORNIA) -- North Carolina is the second most frugal state in America, according to a study by Coupons.com. In fact, more than one-third of the top 20 frugal cities in the country are in the South.

"Across the country, Americans are incorporating couponing into their shopping routine to alleviate rising food costs and keep their grocery bill in check," said Jeannette Pavini, household savings expert at Coupons.com. "Especially in the South and Midwest, shoppers know how to keep their pennies in their pockets, racking up substantial savings throughout the year."

Charlotte is number six on the list and Raleigh is number ten. The only state with more cities on the list is Ohio, with Cincinnati, Cleveland and Columbus coming in at numbers three, eight and nineteen, respectively.

Other Southern cities on the list include Nashville, Atlanta, Tampa and Miami.