Teams Isabelle Collis played for

Women's List ABerkshire Women (2010)
 Sussex Women (2011-2019)
 Hampshire Women (2018)
Women's Twenty20Sussex Women (2012-2023)
 Southern Vipers (2016)
Women's Under-13 County CupBerkshire Under-13s Women (2008-2010)
Women's Under-15 County CupBerkshire Under-15s Women (2007)
 Sussex Under-15s Women (2011)
Women's Under-15 Twenty20Sussex Under-15s Women (2012)
Women's Under-17 County CupBerkshire Under-17s Women (2008-2010)
 Sussex Under-17s Women (2011-2014)
Women's Under-17 Twenty20Sussex Under-17s Women (2012-2014)
Kia Super LeagueSouthern Vipers (2016)
MiscellaneousBrighton College Women (2012-2015)
 England Women's Development Programme Under-19s Team Two (2012)
 Junior Sapphires (2013)
 England Academy Women (2014-2015)
 England Women's Development Programme Under-19s (2015)
 England Women's Development Programme (2016)
Women's MiscellaneousReading Women (2010)
 Junior Super Twos Team One (2010-2011)
 Horsham Women (2011-2016)
 Junior Rubies (2011)
 England Women's Development Programme Under-15s Team One (2012)
 England Women's Development Programme Under-19s Team Two (2012)
 Marylebone Cricket Club Under-19s Women (2012/13)
 Junior Sapphires (2013)
 England Women's Development Programme Under-19s (2013-2015)
 England Under-19s Women (2013/14)
 England Women's Development Programme Under-19s Team Three (2014)
 England Women's Development Programme Under-19s Team One (2014)
 Sussex Under-19s Women (2015-2016)
 Rubies (2015)
 England Academy Women (2016)
 England Women's Development Programme S Briggs' XI (2016)
 England Women's Development Programme Team A (2016)
 Sussex Women (2021)