Islam
- 541
- Hassan
- Profile of the Second Imam, son of Ali and Fatima, grandson of the Prophet; from the Encyclopedia of the Orient.
- 542
- Husayn
- Profile of the Third Imam, second son of Ali and Fatima, grandson of the Prophet; died after the battle of Karbala. From the Encyclopedia of the Orient.
- 543
- Silsila Chishtia Sabria
- An account of the order, their teachers and genealogy, current organization, and activities. Also includes contact details.
- 544
- The Khanqae Chishtia Nizamia Habibia Soofia Qadiriyya
- Branch of the Chishti Nizamia Order based in Pietermaritzburg, South Africa; offers a collection of articles and writings, their history, and an events calendar.
- 545
- Halveti - Wikipedia, the free encyclopedia
- Hyperlinked article profiling this Sufi order (Khalwati in Arabic). [Wikipedia]
- 546
- Halveti-Jerrahi Order of Dervishes
- An international, traditional Sufi Order. Information about Sufism, their branches, and practical humanitarian work they have supported.
- 547
- International Mevlana Foundation, Switzerland
- Information about the Mevlevi order, their founder Rumi, and local activities.
- 549
- Mevlevi Order of America
- A history of the order in the US, and its roots in the teaching of Mevlana Jelaluddin Rumi (also known as the Whirling Dervishes). Includes information on their beliefs and practices, and an events listing.
- 551
- Dahiratu Manhajus Sulouk Touba Sweden
- Mouride and Bayefall community in Stockholm. Includes their history, and information on their faith and practice.
- 552
- International Sufi School Khidmatul Khadim
- Teaches an Islam of service and non violence. Information about their events, research activities, and international contacts.
- 553
- His Holiness Lasani Sarkar
- Leader of the Faizan-e-Lasani Sarkar Organization of Pakistan; includes his profile, writings, and information on the organization's aims and projects. [English and Urdu]
- 554
- Jamaat Islah-ul-Muslimeen
- Official site of an international order, with its roots in Sindh. Includes a history, and a collection of articles and audio resources on Islam.
- 555
- Naqshbandi
- Hyperlinked article about the history, development, and practices of the order. [Wikipedia]
- 557
- Naqshbandiya Foundation For Islamic Education
- A non-profit organization aims to be a resource for the study of Sufism. Includes information on their conferences, research, and publications; and a library of links.
- 558
- Osmanli Dergahi
- An Osmanli Naks-i'bendi Hakkani Islamic center in New York State. Information about their organization and facilities, with a collection of writings.