The categories listed below will supply links to free Internet sites that offer quick factual information such as addresses, currency converters, quick quotes, etc. This is a selective list. Emphasis is on U.S. information. Sites were chosen for ease of use, credibility and limited advertising, but caution should still be applied when using them.

Most reference questions require more detailed information. You can find this by consulting 1) the E-Reference Library page, 2) the library's extensive print reference collection, and 3) the library's Ask-A-Librarian service.