Couch is the Browns' all-time leader in pass completion percentage at 59.8%. He also ranks 7th all-time in touchdown passes (64), 6th in QB rating (75.1), 4th in passing attempts (1,741), 3rd in completions (1,025), 5th in passing yards (11,131). Couch still holds the franchise single-game record for pass completions (36 against Tennessee in 2002) His rookie records for pass attempts (399), pass completions (223), passing yards (2,447), and QB rating (73.2) were broken by Colt McCoy in 2010 and Brandon Weeden in 2012. He was the Browns' leading passer from 1999 to 2002.