Allstat Statistics Mailing List: A UK-based worldwide e-mail broadcast system for the statistical community, operated by LTSN Statistics. Searchable archives.
Clinical Pharmacology Statisticians Discussion: Topica email list for statisticians and statistically minded scientists with an interest in clinical pharmacology.
Mailing Lists and Newsgroups: Statistical mailing lists and newsgroups collected at the LTSN.
Statistical List Subscription Service: An easy-to-use, form-based way of subscribing to and unsubscribing from a variety of statistical e-mail discussion lists.
Statistics-Related Discussion Groups: A list of mailing lists at the Minitab site.