The CDC-NPIN FAX is the fax-on-demand service of the CDC National Prevention Information Network (NPIN), available 24 hours a day. The CDC-NPIN FAX provides access to numerous reports, fact sheets, and other documents related to HIV, STD, and TB prevention. Users of the service also have access to the CDC HIV/STD/TB Prevention News Update archive. To use the CDC-NPIN FAX, call the toll-free CDC-NPIN number, 1-800-458-5231, and follow the instructions to receive a list of materials available by fax or to order specific items.