The Evolution Directory (EvolDir) is a well-known mailing list directed toward evolutionary biologists, population biologists and scientists in related areas.
A Guide to the Creationism/Evolution Controversy, providing information and online resources to help improve public education and understanding of evolution.
Other interesting links
EvoKE (Evolutionary Knowledge for Everyone)
Evolutionary Applications (discounts for ESEB members)
Ecology and Evolution (discounts for ESEB members)