| Business | Phone |
| Blooming Grove Reformed Church 706 Bloomingrove Dr, Rensselaer 12144 | (518) 286-2910 |
| Church Of God Anderson Indiana 12 Highland View Ave, Rensselaer 12144 | (518) 477-4987 |
| Church Of The Redeemer 1249 3rd St, Rensselaer 12144 | (518) 465-6002 |
| Community Congregational Chr 221 Columbia Tpke, Rensselaer 12144 | (518) 477-4675 |
| Faith & Love Fellowship 85 Washington St, Rensselaer 12144 | (518) 436-0114 |
| Fellowship Baptist Church 1016 Mann Ave, Rensselaer 12144 | (518) 477-6274 |
| First Baptist Church 1101 Washington Ave, Rensselaer 12144 | (518) 286-3226 |
| First Presbyterian Church 34 Broadway, Rensselaer 12144 | (518) 463-0894 |
| Full Gospel Tabernacle 487 3rd Ave Ext, Rensselaer 12144 | (518) 283-4217 |
| Holy Deliverance Church Of God 1248 Broadway, Rensselaer 12144 | (518) 436-7780 |
| Lighthouse Baptist Church 8 2nd Ave, Rensselaer 12144 | (518) 463-6725 |
| New Beginnings Fellowship Po Box 811, Rensselaer 12144 | (518) 767-0926 |
| Rensselaer Open Bible Baptist 4401 Ny Highway 43, Rensselaer 12144 | (518) 462-1095 |
| Sikh Temple 11 Michigan Ave, Rensselaer 12144 | (518) 477-8272 |
| St John's Roman Catholic Chr 50 Herrick St, Rensselaer 12144 | (518) 465-0482 |
| St Joseph's Church 1620 3rd St, Rensselaer 12144 | (518) 463-4401 |
| St Mary's Of Clinton Heights 163 Columbia Tpke, Rensselaer 12144 | (518) 449-2232 |
| St Timothy's Lutheran Church 947 3rd St, Rensselaer 12144 | (518) 462-0062 |