| title | ISBN-13 | year of publication |
|---|
| Letters to Penthouse III: Hot, Bothered,And Ready | 978-0-446-36296-2 | 1992 |
| Letters to Penthouse IV: Erotica Unleashed and Uncensored | 978-0-446-60056-9 | 1994 |
| Letters to Penthouse IX: Share the Secrets of the Sexiest People on Earth | 978-0-446-60640-0 | 1999 |
| Letters to Penthouse VI: Feel the Heat | 978-0-446-60196-2 | 1996 |
| Letters to Penthouse VII: Celebrate the Rites of Passion | 978-0-446-60418-5 | 1997 |
| Letters to Penthouse VIII: The Sexual Revolution Meets the Millennium Are YouReady | 978-0-446-60419-2 | 1998 |
| Letters to Penthouse V: The Kinkiest Thrills, the Hottest Sex | 978-0-446-60195-5 | 1995 |
| Letters to Penthouse XIII: Feeling Lucky | 978-0-446-61030-8 | 2001 |
| Letters to Penthouse XII: It Just Gets Hotter | 978-0-446-60851-0 | 2001 |
| Letters to Penthouse XIV: Open House--and Open Season for Sex | 978-0-446-61031-5 | 2001 |
| Letters to Penthouse XI: Where Your Wildest Fantasies Come True | 978-0-446-60850-3 | 2000 |
| Letters to Penthouse XIX | 978-0-446-61299-9 | 2003 |
| Letters to Penthouse X: The Hottest Stories America Loves to Read | 978-0-446-60641-7 | 2000 |
| Letters to Penthouse XVI: Hot and Uncensored | 978-0-446-61179-4 | 2002 |
| Letters to Penthouse XVIII | 978-0-446-61304-0 | 2003 |
| Letters to Penthouse XVII: Sinfully Sexy | 978-0-446-61234-0 | 2002 |
| Letters to Penthouse XV: Outrages Erotic Oragasmic | 978-0-446-61122-0 | 2002 |
| Letters to Penthouse XX: Girl on Girl | 978-0-446-61345-3 | 2004 |
| Letters to Penthouse XXIII: True Confessions | 978-0-446-61308-8 | 2005 |
| Letters to Penthouse XXII: Views from the Top and Bottom | 978-0-446-61310-1 | 2004 |
| Letters to Penthouse XXIV: Sex, Lies, and Sins | 978-0-446-61313-2 | 2005 |
| Letters to Penthouse XXI: When Wild Meets Raunchy | 978-0-446-61309-5 | 2004 |
| Letters to Penthouse XXIX: Take a Walk on the Wild Side | 978-0-446-61283-8 | 2007 |
| Letters to Penthouse XXVI: Destination S-E-X | 978-0-446-61312-5 | 2014 |
| Letters to Penthouse XXVIII: Threesomes, Foursomes, and Moresomes | 978-0-446-61314-9 | 2007 |
| Letters To Penthouse XXVII: The First Time Is the Hottest | 978-0-446-61298-2 | 2006 |
| Letters To Penthouse XXV: She's Mine, She's Yours, She's Wild! | 978-0-446-61346-0 | 2006 |
| Letters to Penthouse xxx: Extreme Sex, Maximum Pleasure | 978-0-446-61928-8 | 2008 |
| Letters to Penthouse xxxiii: Lusty Hunter, Sexy Prey | 978-0-446-61933-2 | 2009 |
| Letters to Penthouse xxxii: Kinky Sex and Naughty Games | 978-0-446-61930-1 | 2008 |
| Letters to Penthouse xxxi: Serving It Up Hot and Dirty | 978-0-446-61929-5 | 2008 |
| Letters to Penthouse xxxiv: Sinful Sirens & Their Dirty Little Secrets | 978-0-446-61944-8 | 2009 |
| Letters to Penthouse xxxix: Hot, Horny & Right Next Door | 978-0-446-61937-0 | 2011 |
| Letters to Penthouse xxxviii: Exposed: Mind-blowing Sexcapades | 978-0-446-61936-3 | 2010 |
| Letters to Penthouse XXXVII: Naughty Intentions & Dirty Deeds | 978-0-446-61945-5 | 2010 |
| Letters to Penthouse xxxvi: Sultry Passions, Sinful Desires | 978-0-446-61935-6 | 2010 |
| Letters to Penthouse xxxv: Naughty Pleasure Parties Exposed | 978-0-446-61934-9 | 2009 |
| Letters to Penthouse xxxx: Extreme Sex Beyond Triple X | 978-0-446-61938-7 | 2011 |
| Letters to Penthouse XXXXII: Hot and Horny in Class | 978-0-446-58373-2 | 2012 |
| Letters to Penthouse XXXXIII: Go Sex Yourself | 978-0-446-58365-7 | 2012 |
| Letters to Penthouse XXXXIV: Exposed: Unexpected Horny Hookups | 978-0-446-58374-9 | 2012 |
| Letters to Penthouse XXXXI: Wives Gone Wild | 978-0-446-61939-4 | 2011 |
| Letters to Penthouse XXXXIX: Sinful Sexxxploits | 978-0-446-58368-8 | 2014 |
| Letters to Penthouse XXXXVI: Dirty Dares & Red-Hot Hookups | 978-0-446-58369-5 | 2013 |
| Letters to Penthouse XXXXVIII: Down and Dirty Lust | 978-0-446-58375-6 | 2014 |
| Letters to Penthouse XXXXVII: SEXXX On the Job | 978-0-446-58372-5 | 2013 |
| More Letters from Penthouse: How Americans Enjoy the Varieties of Sexual Experience in Their Own Unblushing Uncompromising words | 978-0-446-34515-6 | 1989 |
| Penthouse: Between the Sheets | 978-0-446-67782-0 | 2001 |
| Penthouse: Naughty by Nature | 978-0-446-61033-9 | 2002 |
| Penthouse Uncensored | 978-0-446-67735-6 | 2000 |
| Penthouse Uncensored II | 978-0-446-67884-1 | 2001 |
| Penthouse Uncensored III | 978-0-446-67974-9 | 2002 |
| Penthouse Uncensored IV | 978-0-446-69243-4 | 2004 |
| Penthouse Uncensored V | 978-0-446-69355-4 | 2004 |
| Penthouse Uncensored VII: Erotica Unbound | 978-0-446-55748-1 | 2010 |
| Penthouse Uncensored VI: Ultimate Erotica | 978-0-446-69859-7 | 2006 |
| Penthouse Unleashed: Sex Tips | 978-0-446-61311-8 | 2005 |
| Penthouse Variations | 978-0-446-67990-9 | 2003 |
| The Penthouse Erotic Video Guide | 978-0-446-61293-7 | 2003 |