Places of worship, religious charities, and things like that.

Evangelical Christian

• The Rock Church
• Shadow Mountain Community Church
• Skyline Church
• Saddleback Church
•  

Islam (Sunni)

• La Mesa: Masjid Ar-Ribat Al-Islami
• Lemon Grove: Masjid Uthman
• Poway: Islamic Center of North County
• San Diego: Islamic Center of San Diego, Masjid Al-Islam
• Vista: Masjid Ittihad

Islam (Shia)

• Escondido: Bargah-e-Abul Fazi Abbas(AS) [Urdu]
• Lakeside: Masjid Ali bin-abi Talib(AS) / Imam Ali Ibn Abi Talib(AS) Center

Scientology

• Church of Scientology San Diego