Code Switching eGroup - Unmoderated e-mail list for the discussion of alternation of linguistic varieties, bilingual conversation and related phenomena. Requires free registration.
Code-switching - Prepublication version of the entry in the Encylopedia of Linguistics defining code-switching.
Codeswitching - Article on codeswitching from the International Handbook of the Science of Language and Society [PDF]
Code-switching and Identity - Site discusses linguistic identity including a video clip specifically about code-switching in Hong Kong.
Codeswitching Bibliography - Searchable bibliography database of books and articles about codeswitching.