The owners of Hwakang Journal, an Asian ESL list I just joined, made this announcement of other lists they operate:

1. Pleiades Journal
This group discuss Young Learners of English (ESL or EFL or Second
Language) and is affiliated with Pleiades: the Journal of Teaching for
Young Learners of English. We welcome all teachers specializing in
this field.
http://groups.yahoo.com/group/PleiadesJournal/

2. Forums_TESOLTeachers and http://www.tesolteachers.org/forums/
This discussion group is for Teachers of English as a Foreign
Language, Literature and Arts. This group’s mission will be primarily
to provoke thoughtful discussion of teaching EFL/ESL and other
education-related issues; to make announcements of interest to the
group, such as calls for papers, conferences, new materials, links,
books of interest, etc,; and to provide a forum for our website
visitors to interact with us and each other on issues of relevance to
the profession.
http://groups.yahoo.com/group/Forums_TESOLTeachers/

3. ESL Writing Center
This group will help students to write better English! It was started
initially by Kenneth Dickson to help his students improve their
writing skills in English! All ESL students are welcome to join, get
help, offer advice, share their writings and interact at this venue.
The membership is not restricted to students of any particular age
group, but aims to help ALL learners of English who have trouble
writing, whether in Academica, Business, Private Life, or for
publication.
http://groups.yahoo.com/group/ESLWritingCenter/

4. HwakangJournal
The Hwa Kang Journal of TEFL Group is for TESOL and Literature, in
Taiwan, and the Greater China Area. We aim to
*provoke thoughtful discussion of teaching EFL/ESL and other
education-related issues of interest to Taiwan
*make announcements of interest to the group, such as calls for
papers, conferences, new materials, links, books of interest, etc
*provide a forum for our website visitors to interact with us and each
other on issues of relevance to the profession.
http://groups.yahoo.com/group/HwakangJournal/

5. Kuixing
This is a Discussion Group for anybody interested in World
Literatures, especially Asian, Asian Diasporic and Indigenous
literatures written in or translated into English. As a Discussion
Group member you will:
1.) Receive regular news reports and special announcements.
2.) Discuss important issues, both personal and professional.
3.) Engage others in healthy debates about topics of your choosing.
4.) Share relevant experiences related to teaching, reading or
writing.
5.) Seekadvice from other members.
http://groups.yahoo.com/group/KuiXing/