The Archdiocese of Ottawa-Cornwall includes several parishes outside the city limits, which have been included in the list. Francophone communities are marked with a fleur-de-lys: 
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(Burundian national parish) (Bilingual), designed by Antoine Robillard, Fr John Francis Cannon, and Fr Pierre-Adrien Telmon. It is the cathedral of the Archdiocese of Ottawa and is the largest and oldest church in the city. It is the only church in Ottawa which is also a national historic site. (Bourget) (Sandy Hill), designed by Louis Zephirin Gauthier, 1888–93; tower and entrance, 1899; [1] interior decoration by Victor Roy 1893. [2] (Lowertown), designed 1873 by J.P. LeCourt. Parish closed 2013; now home to St. Clement Parish. (Ste-Anne-de-Prescott) (Fournier) (Congolese national parish) (Bilingual), building closed 2013, with the community now meeting at Ste-Anne Catholic Church. Uses the traditional liturgy of 1962. and Capuchin Monastery, Richmond Road, designed by Joseph Simeon Jude Routhier 1891; [3] Church at Wellington Street at Fairmont Street designed by Charles Brodeur, 1914-15 [4] (Ottawa) (L'Orignal) (Ottawa) designed by Father Joseph Michaud 1883-84. [5] (Orleans) (Cumberland; bilingual) (Orleans) Canadian Forces Support Unit Ottawa Chaplain Services
Source: [18]
The Salvation Army in Canada
See also United Church of Canada below
The Presbytery of Ottawa also includes two churches outside the city limits: St. Andrew Presbyterian Church in Aylmer, and Upper Room Presbyterian Church in Rockland.
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