DAVE'S ESL CAFE - http://www.eslcafe.com
A great site with a huge range of teacher resources, discussion forums and much more.
ESL Lesson Materials for teachers. Grammar, worksheets, song lyrics,
board games, pronunciation and more. All free and printable.
Resources for learning the English language for ESL, EFL, ESOL, and EAP students and teachers.
THE INTERNET TESL JOURNAL - http://iteslj.org/
Lesson plans, teaching tips, and articles.
ABOUT ESL - http://esl.about.com - A large site with a variety of teaching resources.
ONESTOPENGLISH.COM - http://www.onestopenglish.com
A good selection of teacher resources from Macmillan.
ENGLISHCLUB.COM - http://www.englishclub.com
A variety of ESL/EFL e-books, software, games, etc.
LONGMAN.COM - http://www.Longman.com
More teacher resources from this publishing house.
ENGLISHSTUDYDIRECT.COM - http://www.englishstudydirect.com
Especially good for materials for TOEFL and IELTS students.
ESLHOME.COM - http://www.eslhome.com
Arlyn Freed's site with some fantastic listening resources.
Cambridge ELT - http://uk.cambridge.org/elt/interchange
A wide range of online English language teaching resources, including podcasts.
Hemispheres - http://www.elt.mcgraw-hill.com/hemispheres/
Interactive resources to accompany McGraw-Hill's leading EFL coursebook series.
Useful resources, lesson plans, and job listings from this huge ESL site.
1-LANGUAGE.COM - http://www.1-language.com
Resources and articles related to teaching English.
TEFLGAMES.COM - http://www.teflgames.com
Quality games for learners of ESL/EFL.
Valuable resources and a listing of EFL jobs for TEFL teachers.