He was a member of the North Launceston team that won a Tasmanian State League flag in 2019.
In 2021 Callow made the journey across Bass Strait to Norwood and later spent the pre-season training with Hawthorn.
Callow accepted an offer from Norwood in South Australia where he lined up at centre half forward.
[2] The following week Callow lined up for Box Hill Hawks in the Victorian Football League where he played out the season.
A baptism of fire for Callow as he was pitted against the leading ruckman in the league, Max Gawn of Melbourne.