Olivetti Employees' (Toronto) Credit Union Limited
Merged
June 30, 1980
Omark Employees Credit Union Limited
Merged
May 25, 1992
Omco (Peterborough) Credit Union Limited
Merged
March 28, 1991
Omsid Employees (Toronto) Credit Union Limited
Closed
March 18, 1974
Onaping Falls Credit Union Limited
Merged
May 31, 1985
Oneida Employees (Niagara Falls) Credit Union Limited
Merged
June 1, 1999
ONR Employees' (North Bay) Credit Union Limited
Merged
September 30, 2013
Ontario Chiropractic Credit Union Limited
Closed
October 6, 1981
Ontario Civil Servants (Ottawa) Credit Union Limited
Merged
May 31, 1988
Ontario Civil Service (Kenora) Credit Union Limited
Closed
April 28, 1962
Ontario Civil Service Credit Union Limited
Merged
July 31, 2014
Ontario County Educational Employees' Credit Union Limited
Merged
July 22, 1974
Ontario Credit Union League Limited
Closed
June 14, 1990
Ontario Educational Credit Union Limited
Active
Ontario Government Employees (659 Exeter Rd,London) Credit Union Limited
Merged
September 12, 1988
Ontario Government Employees (Exeter Road Complex,London) Credit Union Limited
Merged
November 30, 1999
Ontario Government Employees (North Bay) Credit Union Limited
Merged
November 30, 1982
Ontario Government Employees' (North Bay) Credit Union Limited
Merged
March 31, 1980
Ontario Health Insurance Employees Credit Union Limited
Closed
August 31, 1981
Ontario Highways Employees' (North Bay) Credit Union Limited
Merged
October 2, 1965
Ontario Hospital (Hamilton) Credit Union Limited
Closed
June 24, 1970
Ontario Hospital (Owen Sound) Employees' Credit Union Limited
Closed
February 23, 1982
Ontario Hospital Employees (Palmerston) Credit Union Limited
Closed
June 1, 1970
Ontario Hospital Employees' (Langstaff) Credit Union Limited
Closed
May 3, 1958
Ontario Hospital Employees' (New Toronto) Credit Union Limited
Closed
September 8, 1981
Ontario Hospital Employees' (North Bay) Credit Union Limited
Merged
March 31, 1980
Ontario Hospital School Employees (Cedar Springs) Credit Union Limited
Closed
December 27, 1972
Ontario Provincial Police Association Credit Union Limited
Active
Ontario Public School Men Teachers' Federation Credit Union
Closed
April 27, 1987
Ontario Public School Teachers' Federation Credit Union Limited
Closed
April 10, 1997
Ontario Science Centre (Toronto) Employees Credit Union Limited
Closed
June 2, 1981
Ontario Steel Employees (Windsor) Credit Union Limited
Closed
July 15, 1977
Ontario Teamsters Credit Union Limited
Closed
October 2, 1983
Ontario Telephone Employees' Credit Union Limited
Merged
November 5, 1997
Opastika Parish Credit Union Limited
Closed
January 27, 1958
Orangeville Credit Union Limited
Closed
May 18, 1979
Oregon Employees Credit Union Limited
Merged
September 30, 2008
Oregon Employees Guelph Credit Union Limited
Merged
June 22, 1962
Original Credit Union Limited
Closed
February 19, 1982
Orillia Co-operative Credit Union Limited
Closed
February 14, 1972
Orillia Community Credit Union Limited
Closed
January 26, 1990
Orillia District Telephone Employees Credit Union Limited
Closed
December 31, 1980
Orillia Steelworkers Credit Union Limited
Closed
September 27, 1967
Orono District Credit Union Limited
Merged
December 31, 1990
Oshawa Central Study Group Credit Union Limited
Merged
June 30, 1970
Oshawa Community Credit Union Limited
Active
Oshawa Dairy Employees' Credit Union Limited
Closed
May 18, 1968
Oshawa Group Employees' Credit Union Limited
Merged
July 1, 1999
Oshawa Municipal Employees Credit Union Limited
Closed
October 5, 1970
Otis Elevator Employees' (Hamilton) Credit Union Limited
Merged
February 28, 1983