The Virtual Chase

This may have caught your attention or you knew about this resource already. From ResourceShelf:

"Genie Tyburski’s Virtual Chase website is, without a doubt, up there among the creme de la creme of Internet resources. Perhaps you’ve been fortunate enough to hear Genie speak at a conference or, perhaps, read an article she has written. The Virtual Chase, which Genie started as hobby, is now owned by Ballard Spahr Andrews & Ingersoll."

This collection is organized into five categories:

Public Records and Public Information
Phone Lookup & Reverse Telephone Directories
Finding E-mail Addresses
White Pages Outside of the U.S.
Disciplinary Actions