National Science Foundation - Find Funding
NSF funds research in most fields of science and engineering (except for medical sciences), science and engineering education (pre-k to graduate school), as well as the social sciences.

National Institutes of Health - Guide for Grants & Contracts
The official publication for NIH medical and behavioral research grant policies, guidelines and funding opportunities.

Health & Human Services - Grants Forecast
Proposed funding opportunities. When actually available the Funding Opportunity Announcement will be listed in Grants.gov. Additional information abour HHS funding including tips for applicants, training, and managing HHS grants is provided at the Grants/Funding page.

NSPIRES - NASA Solicitation and Proposal Integrated Review and Evaluation System
Search for and view open, closed, past, and future NASA research announcements.

CDC Cooperative Agreement Funding Opportunities
Funding opportunities from CDC that are available to members of the sponsoring associations, i.e. the American Association of Colleges of Nursing (AACN), the Association for Prevention Teaching and Research (APTR), the Association of American Medical Colleges (AAMC), and the Association of Schools and Programs of Public Health (ASPPH).

Environmental Protection Agency - Grants and Debarment Open Announcements
A listing, rather than a searchable database, of funding programs currently accepting applications.

National Endowment for the Arts
Guidelines and application forms, grant management, and recent grant awards.

National Endowment for the Humanities
Search for grant programs, information about the application process and grant management.

Office of Faith-Based and Neighborhood Partnerships
Assists neighborhood organizations with identifying U.S. federal agencies that provide funding and points them to additional resources.