They were also once members of the CJHL (now the CCHL) before joining the Ottawa Valley Junior Hockey League in 1967.
Between 2014-15 and the end of the 2019-2020 seasons, the EOJHL and the CCHL set a new agreement in an attempt to create a better player development model.
The Arnprior Packers have captured 4 Valley Division Championships, the first in 1980, followed by titles in 1995, 1998, and most recently during the 2011-12 season, where they beat the Perth Blue Wings in 5 games.
The Boxing Day Tournament has since been changed to the EOJHL Fall Classic, which the Packers successfully hosted during the 2012-13 Season.
[citation needed] Following the 2022 season the league approved the sale of the Packers to the Shift Performance and Wellness organization.