Books and Periodicals Online – Commercial database of periodical publications, with an emphasis on academic journals. Free trial, order form, corporate information.
Directory of Open Access Journals – Categorized, searchable links to free, full text, quality controlled scientific and scholarly journals.
EBSCO Online – An electronic journals service available to both academic and corporate subscribers. It aggregates access to electronic journals from various publishers.
Elsevier Science – Information on journals in a wide range of academic fields. Includes subscription details, author information and online access for subscribers.
Forumjam – Lists of academic journals by subject, keyword and alphabetical order.
Genamics JournalSeek – Database of thousands of journals. Main focus on Scientific disciplines, but listings are not exclusive.
GetCited.org – Database of journals and corporate publications, searchable by a number of criteria. Also features discussion forum for researchers.
Indiana University Press Journals – Submission, subscription, and document delivery information for their scholarly journals in the history and humanities fields.