This article catalogues some of the Centers for Disease Control and Pr
evention's (CDC's) more important information resource offerings, whic
h make public health information accessible via computer and automated
telephone systems and on electronic media (diskette and CD-ROM). We r
eview mechanism for (1) finding and retrieving CDC reports, (2) queryi
ng CDC's numeric data files, (3) transmitting surveillance and other d
ata files to CDC, (4) exchanging electronic mail with CDC staff, and (
5) disseminating state and local public health information and data us
ing CDC tools. Each resource is followed with a section on how to obta
in access to these resources.