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: .
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.