Church

Over the course of the series, several churches in San Francisco have appeared.

I've Got You Under My Skin
Shortly after gaining her powers and watching a documentary about Mary Estee, Piper worried that she was evil because she was a witch. After speaking to Pastor Williams, she tried to enter the church she had her sisters used to attend, but ran away when thunder struck. After talking to Phoebe, she felt assured and was able to open the church doors.

When Bad Warlocks Go Good
Seeking to be free from his evil nature, half-warlock Brendan Rowe tried to become a Catholic priest at the church Andy Trudeau attended, led by Father Austin. After some help from the Charmed Ones, he became ordained.

Charmed Again, Part 2
After meeting her half-sisters and vanquishing Shax, Paige Matthews went to the church where she was given up for adoption for answers. She spoke with Sister Agnes and later spoke to her sisters there. When the Source of All Evil, possessing Shane, arrived, he was weakened by the gargoyles on the roof and managed to lure Paige away with him.

Marry-Go-Round
Phoebe Halliwell and Cole Turner planned their wedding at a small church. However, the wedding was ultimately cancelled due to the manipulations of Cole, who had been possessed by the essence of the Source of All Evil.