Contact Us Cornerstone Community Church is located in Almonte, Ontario, Canada.  A Google map showing the location of the church can be found at this link. Mailing address:   Cornerstone Community Church   1728 Concession 11A   Almonte, Ontario   K0A 1L0   Phone: 613-256-4995   Fax: 613-256-8600   cornerstone@cornerstone-almonte.ca