National Buddhist Prison Sangha - Zen Mountain Monastery Prison Program
- Volunteer organization. Depending on their experience with practice, as well as their time and personal resources, these volunteers may provide support through correspondence, visits, and the creation and leading of practice groups.
- http://www.mro.org/smr/prisonsangha/

Buddhist Inmate Sangha
- An interfaith group of Buddhists devoted to connecting prisoners who desire to learn about Buddhism with pen pals of their respective faiths. Provides books on Buddhism and Eastern Philosophy to inmates and prison libraries upon request.
- http://nichirenscoffeehouse.net/bis/index.html

Prison Dharma Support
- A non-sectarian Buddhist support network for prisoners, prison volunteers and correctional workers.
- http://www.greatliberation.org/activities/prisondharma/pds.htm

Shambhala Prison Community
- Serves spiritual and educational needs in prisons.
- http://www.shambhalaprisoncommunity.org/

Kanromon
- Meditation group meeting at Baltimore City Detention Center.
- http://homepage.mac.com/bdgzendo/prison.html

Buddhist Relief Mission
- Prison Dharma Support system of the Buddhist Relief Mission.
- http://www.brelief.org/prison.htm

Angulimala - the Buddhist Prison Chaplaincy Organisation
- Organisation representing Buddhism in the prison service.
- http://www.angulimala.org.uk/

Prison Dharma Network
- A nonsectarian Buddhist support network for prisoners, prison volunteers, and correctional workers. An affiliate of the Buddhist Peace Fellowship.
- http://www.prisondharmanetwork.org/

Gateless Gate Prison Outreach Program
- Florida prison effort of the Kwan Um School of Zen.
- http://www.gatelessgate.org/prison/prison.htm

Zen Practice for Inmates
- Meditation training as an alternative to conventional sentencing. During the past year a "scholarship" fund has been created to assist serious inmate practitioners in attending a monastic training period on parole or at release from prison. Th
- http://www.engaged-zen.org/