Quiznos was once such a popular sandwich chain that it once had more than 5000 locations. But in 2021, it lost about 254 locations.
This chain is shrinking a lot because it has closed 94% of the locations within 15 years of its startup. Now it has only 156 units only.
Carl's Jr. is the largest selling fast food chain in every store in the US and opened its 1000th location in 2021.
Carl Jr. has 1163 stores in 2016, 1063 stores in 2020 and a little more than 1000 stores according to the 2021 report.
White Castle is the longest running fast food chain in the US, which was founded in 1921.
But with time, the chain did not expand itself, due to which it had to close many of its locations and now it has only 349 locations.
Boston Market was founded in 1985 in Newton. But after Boston went bankrupt, it had 1100 stores in 1998, but this chain continued to shrink.
From 2016 to 2020, the chain lost nearly 100 locations. According to a 2022 report, it now has only 340 restaurants.