Federal Citizen Information Center (FCIC)
This site contains full-text versions of hundreds of the best federal consumer publications.
FedWorld.gov
This site is a database of job postings in the federal government.
Healthfinder
U.S. Dept. of Health and Human Services Consumer Information
Occupational Outlook Handbook--U.S. Bureau of Labor Statistics (BLS)
For each occupation lists the nature of the work, working conditions, number of jobs in what industries and what areas, training, other qualifications, advancement, job outlook, earnings, related occupations, and sources of additional information.
U.S. Centers for Disease Control and Prevention (CDC)
CDC Home Travel Information Page
U.S. Consumer Gateway
One-stop shopping for consumer information; at bottom of Gateway page choose food, health, home, transportation, children, buying smart, product safety, your money, education, and other topics.
U.S. Postal Service
U.S. Postal Service ZIP+4 Code Lookup