- American Indian Prisoners - Free network for American Indian prisoners seeking correspondence and looking for a way to display their art and poetry.
- Bonds behind bars - Prisoners seeking correspondance. Bonds built with prisoners are stronger than the bars that contain them. Write a prisoner today.
- Cellblock Mail - Listing mostly female inmates in the United States, and charges for women's addresses. Search for prisoners' ads with their photo directory.
- CellPals - Inmates seeking positive influences during incarceration through pen pal correspondence. No charge to view ads of inmates. Inmate art gallery.
- Christian Pen Pals Outreach - Christians reaching out to the lonely men and women in prison with the Gospel and love of Jesus through letters. Fellowship, chat and prayer.
- Conpals.com - Profiles and photos of men and women prisoners seeking penpals and legal assistance. Charges a fee to add listings; addresses are free.
- Convict Mailbag - Inmates listed alphabetically. Send first message to an inmate at no charge. Fee to list an inmate on the site.
- Cowtown Info: Female Inmate Pen Pals (aka Jailbabes) Seeking Same - A web site specializing in personals ads from incarcerated females. Web pages are given free to all women behind bars, coined "Jailbabes", which include their profile and complete mailing address.
- Forum For Understanding Prisons (FFUP) - A prisoner support group based in Wisconsin, dedicated to being a virtual bridge for inmates to cross over to communicate and become friends with outmates. Also lists inmates seeking pen pals.
- Free Inmate Pen Pals - A site for listing prisoners and searching for potential contacts in which to correspond.
- Friends Beyond the Wall - No charge for inmates' addresses. A search feature is available to find inmates by age, race, and location. Fee to list inmate.
- Friends of Inmates - Inmates can find pen pals and receive donations. Family members can join our income opportunity. Helpful resources are available. Links to all US prisons. Enroll your loved one free.
- Inmate Classified - Database of inmates from several US prisons who seek new friends to exchange letters and experiences with. Fee to inmate to list ad.
- Inmate Connection - A website to assist inmates in finding penpals. Fee to list inmate.
- Inmate Connections - Profiles and photos of men and women prisoners seeking penpals. Charges a fee to add listings; addresses are free.
- Inmate Pen Pal Connection - Christian encouragement for inmates in the U.S. No cost to prisoners or penpals, although donations to support the site are welcome.
- InmatesForYou - Male and female inmates seeking pen pals, friends, and relationships. Searchable database. Contact information for the inmates is free.
- Lost Vault - Pen pal ads for inmates. Also features informational forums and live chat.
- Meet an Inmate - Inmates looking for pen pals. Women's addresses are charged a fee, men's addresses are free. Ads are categorized by age.
- Michael Santos - Michael Santos is a long term, non-violent prisoner and writer.
- Most Wanted Outlaws Online - Male and female inmates' personal ads. Search by categories including birthday, type of sentence, and US state. Also has information on resources for prisoners.
- Pen Pals From the Pen - Offers free membership to share stories both with males and females.
- Prison Inmates - Lists US prisoners seeking penpals. Photos included. Inmates have paid a fee to be listed.
- Prison Ministry Pen-Pals - An active yahoo group that allows for posting prison pen pal information as well as discussing related topics.
- Prison Pe npal Directory - Provides a place for corresponding with inmates.
- Prison Pen Pal - Ads listed by area, gender and special interest. Fee to list an inmate.
- Prison Pen Pals - A free listing for prison pen pals.
- Prison Pen Pals - Personal and legal ads of prisoners. Photos included. Addresses and ads free to the public.
- Prisoner Life - Communicate with prisoners. Learn about the American prison system and the approximately two million inmates that it holds. No charge to view inmates' ads or to list death row inmates.
- Prisoner Writes - Helps inmates find companionship on the outside. Fee to list an inmate.
- PrisonersPenPal.com - Includes personal ads and photographs of male and female prisoners, advanced search feature, and contact information.
- PrisonVoice.com - Prison pen pal site helping inmates to find new friends and companions. Also promotes original inmate artwork and poetry. Fee to list inmate.
- Surrogate Sisters - No charge to view inmates' addresses. Charges a fee to list inmates. Site also features some online products for inmates.
- The Inmate Locator - Find and locate inmates, prison locations and Department of Corrections information. Local, State and Federal prison and jail inmate locators are included also.
- Welcome to the Prison Partners Offender Assistance Program - Focusing on services and information to help offenders that want to turn their lives around.
- Women Doing Time - U.S. female prisoners seeking correspondence. Ads and photos provided; search by state, age, ethnicity, or sexual preference. Donation required for addresses.
- World Wide Friends - Lists Native American and other indigenous inmates for free. Search ads by age or sex. Also features artwork/poetry.
- WriteAPrisoner.com - Inmates can be searched by age, race, and religion. Includes photographs. Fee to list prisoner.
