Werkgemeenschap voor Informatie en Communicatietheorie  
   To coordinate and stimulate the work of professionals in the field of information and communication theory in the Benelux region. Member information, events, publications and links.
   http://www.w-i-c.org/

A Mathematical Theory of Communication  
   Claude Shannon's seminal paper, made available by Bell Labs in PostScript and PDF.
   http://cm.bell-labs.com/cm/ms/what/shannonday/paper.html

Coding and Cryptography  
   Lecture notes (DVI,PS,PDF,LaTeX) by Tom Koerner for a course at the University of Cambridge.
   http://www.dpmms.cam.ac.uk/~twk/

Shannon's Communication Theory  
   A brief description.
   http://www.exploratorium.edu/complexity/CompLexicon/Shannon.html

IEEE Communications Society Communication Theory Technical Committee  
   The Communication Theory Technical Committee of the IEEE Communications Society promotes information exchange and dissemination in the broad area of Communication Theory, with emphasis on applications to practical systems.
   http://www.comsoc.org/socstr/org/operation/techcom/theory.html

Coding Theory and Cryptology  
   Notes for a course by Bill Cherowitzo.
   http://www-math.cudenver.edu/~wcherowi/courses/m5410/m5410.html