Utena Tenjou and Anthy Himemiya - Yahoo Group for discussion about these two characters and other series-related material. - http://groups.yahoo.com/group/UtenaTenjouandAnthyHimemiya/
Utena Fanfiction Repository Mailing List - A Yahoo-based mailing list for the writers and readers of the Utena Fanfiction Repository. - http://groups.yahoo.com/group/ufrml/
Blood Soaked and Honor Bound - Yahoo Group by creators of the "Blood Soaked and Honor Bound" site for all types of Utena dialog and discussion. - http://groups.yahoo.com/group/BSandHB/
SKU Analysis and Discussion - A Yahoo Group centered around complex discussion of the symbolism and concepts behind the Utena universe. Generally filled with spoilers. - http://groups.yahoo.com/group/SKUAD/
Utena Yahoo! Groups - Numerous Utena-themed clubs. - http://dir.groups.yahoo.com/dir/Entertainment___Arts/Comics_and_Animation/Anime/Titles/Shoujo_Kakumei_Utena/
Duellists Mailing List - An all-Utena discussion e-mail list. - http://groups.yahoo.com/group/duellists/