| Calgary Life Church | | — | 11400 27 Street SE, Calgary, T2Z 3R6 | — | |
| Calgary Pentecostal Church | | — | — | — | |
| Calgary Vietnamese Alliance Church | | — | — | — | |
| Calhoun Baptist Church | | — | 315 Main Street, Calhoun, KY 42327 | — | |
| Calhoun Baptist Church | | — | — | — | |
| Calhoun Baptist Church | | — | — | — | |
| Calhoun Christian Church | | — | 410 Main Street, Calhoun, KY 42327 | — | |
| Calhoun Church | | — | — | — | |
| Calhoun Falls Church of God | | — | 101 Greenwood Street, Calhoun Falls, SC 29628 | — | |
| Calhoun Falls United Methodist Church | | — | — | — | |
| Calhoun First Baptist Church | | — | — | — | |
| Calhoun First Methodist Church | | — | — | — | |
| Calhoun Street Church of Christ | | — | — | — | |
| Calhoun Street Church of God | | — | — | — | |
| Calibio | | — | — | — | |
| Calibutbut Chapel | | — | — | — | |
| Calicanto Crossing Chapel | | — | National Highway 436 | — | |
| Califon United Methodist Church | | — | — | — | |
| California Acres Church of Christ | | — | 2200 Southeast 21st Street, Topeka, KS 66607 | — | |
| California Avenue Christian Fellowship | | — | — | — | |
| California City Community Church | | — | — | — | |
| California Community Church | | — | — | — | |
| California Community Church | | — | — | — | |
| California Creek Baptist Church | | — | 5131 US Highway 23 | — | |
| California Heights Baptist Church | | — | — | — | |
| California Heights United Methodist Church | | — | — | — | |
| California Lane Church of Christ | | — | — | — | |
| California Martus Church | | — | 404 West Wilshire Avenue, Fullerton, CA 92832 | — | |
| California Methodist Church | | — | — | — | |
| California Muscovy Church | | — | — | — | |
| California United Methodist Church | | — | — | — | |
| Calima Catholic Church | | — | — | — | |
| Calima SDA Church | | — | — | — | |
| Calimesa Community Church | | — | — | — | |
| Calimesa Seventh-Day Adventist Church | | — | 391 Myrtlewood Drive, Calimesa, CA 92320 | — | |
| Calipayan Barangay Chapel | | — | — | — | |
| Calistoga Baptist Church | | — | — | — | |
| CALIVARY ASSEMBLIES OF GOD | | — | Kanyama Village | — | |
| Calixtusbasiliek | | — | — | — | |
| Calkins Union Church | | — | — | — | |
| Call Junction Baptist Church | | — | — | — | |
| Call to Faith Tabernacle | | — | — | — | |
| Callahan Church | | — | — | — | |
| Callahan Community Church | | — | — | — | |
| Callahan Gospel World | | — | — | — | |
| Callahan Road Church | | — | — | — | |
| Callander Bay Church | | — | — | — | |
| Callander Kirk | | — | South Church Street, Callander | — | |
| Callands Church | | — | — | — | |
| Callao Cave 1st Chamber | | — | — | — | |