The American Bar Association is a voluntary association of lawyers and law students, and this is its main web site, providing information and news relating to the legal profession in the United States. Information on legal education, admission to the bar and how the courts work may be found in the "Public Resources" section which is accessible from the foot of any page. Via the "Publications & CLE" tab there is a link to the separate web site of the monthly ABA Journal, where issues from January 2004 to the current one may be accessed.

American Law Sources On-line (ALSO!) is a gateway service maintained by LawSource Inc which aims to provide a comprehensive collection of links to free online sources of US and Canadian law. In addition to US federal and state law materials, there are links to sources of commentary and practice aids. Selecting "Federal Government" on the home page reveals a search screen that links to a number of sources for Supreme Court cases back to 1790. Also included as one of the links is an outline of the US legal system.

The Bulk.Resource.Org site was created by the non-profit public benefit corporation Public.Resource.Org Inc. This section has a directory of files which give access to cases in United States Reports 1754-2005 (listed as "US") and the three series of Federal Reporter 1880-2007 ("F1" etc). At present the site lacks a user-friendly interface, and there is no search facility: to retrieve a specific case its citation is required. In the first series of Federal Reporter (comprising pdf files only) the file containing 65 F. 628 for example is listed as "0065.fl.0628.pdf". Content of the other series is easier to browse, with hypertext links to individual volumes and citations.

Online version of Chambers USA, the evaluative guide to leading lawyers and law firms in the USA, researched and published by UK publisher Chambers and Partners.

The Legal Information Institute (LII) based at Cornell Law School provides links to the US Code (with update feature) and Constitution, federal and state law, federal court opinions, and Supreme Court opinions (including all SC opinions 1990 onwards and an archive of historic decisions). The site also incorporates Wex, the LII's collaboratively-edited legal dictionary and encyclopedia of legal terms and topics.

Emory Law (the Emory University School of Law in Atlanta, Georgia) produces this guide to freely available internet-based legal resources. The version on this page is arranged by subject areas and provides links for US federal and state primary sources and for secondary sources such as dictionaries, law reviews and legal news. Select the link "Free Legal Web Resources - Alphabetical" for an alternative alphabetically arranged version of the guide in which entries have brief annotations.

Famous Trials is a resource compiled by Douglas O. Linder of the University of Missouri-Kansas City Law School, originally intended for his own students. It presents materials (text and images) relating to celebrated trials from many historical periods. With the obvious exception of the earliest cases, the trials selected took place in the United States. Linder provides edited transcripts of evidence and judgments, related press coverage, biographies of key participants, and bibliographies.

FDsys is the US Government Printing Office's Federal Digital System, a new service (having replaced GPO Access) which provides free online access to official Federal Government publications. These include the annual Code of Federal Regulations (1996 onwards), Congressional Bills (1993-1994 onwards), Congressional Documents (1985-1986 onwards - these include Senate Treaty Documents from 1995-1996 onwards), the Federal Register (1994 onwards), Public and Private Laws (1995-1996 onwards), and the United States Code (1994 onwards). The site features advanced search and browsing capabilities.

The Federal Register is the official daily publication for rules, proposed rules and notices of US federal agencies and organisations, as well as executive orders and other presidential documents. It is available here on the Government Printing Office site from 1994 (vol 59) onwards.

This section of the FindLaw site contains resources and links for both federal and state laws of the US. Coverage includes constitutions, statutes, cases and legal news, plus historical documents and background information on the US courts and government. Supreme Court decisions from 1893 onwards can be browsed by year or United States Reports volume number, and are searchable by citation, case name or full text, with hypertext links within cases to other cited cases. Also included are Opinion Summaries from September 2000 onwards, searchable by court and legal topic.

Google Scholar is a web search engine which enables users to search for scholarly literature. In November 2009 coverage was extended to include full text legal opinions from US federal and state district, appellate and supreme courts. To access this feature select the "Legal Documents" option on the home page.

A research guide on the GlobaLex web site, outlining the structure of the federal legal system including references to publicly accessible web-based sources, prepared by Gretchen Feltes, Faculty Services/Reference Librarian at New York University School of Law Library. Originally (2003) on the LLRX.com site, the guide was published on GlobaLex in 2005 and has since been updated several times.

The i.lex online database of select US court cases and related materials enables users to identify and understand how international law is interpreted and applied by US courts at both federal and state level. Search options include by topic, jurisdiction, treaty, statute and keyword. The database, which is still under development, has been created by the American Society of International Law primarily for judges and their clerks and assistants, but with the needs of lawyers and legal scholars also in mind.

This project works towards the development, coordination and increased employment of international law and humans rights standards as they pertain to capital punishment, primarily in the United States. The site is divided into sections on juveniles, foreign nationals, mental retardation, and mental illness, each including links to relevant case law. The "Brief Bank, General Resources and Statistics" section includes links under the following headings: briefs, international entities, guides, general resources, and general statistics.

This gateway site published by the legal media and technology company Justia provides free access to federal and state law materials including US Supreme Court cases 1759 onwards, federal appellate cases 1950 onwards and district court opinions 2004 onwards. It also includes links to the US Code and Constitution, the Code of Federal Regulations and to state constitutions, codes, legislation and web resources.

An annotated compendium of internet sources on the US aimed at legal researchers and arranged under the following headings: Constitution, Executive, Judicial, Legislative, States, Legal Guides and General Sources. Emphasis is on sites offering the full text of laws, regulations and court decisions, along with commentary from lawyers.

Links to US federal, state and political information web sites are provided here on the LLRX.com site.

This section of the LLRX.com site has links to over 1,400 sources for US state and federal court rules, forms and dockets. It is possible to browse by court type, type of resource, jurisdiction or state, or to search by keyword.

LLRX.com describes itself as an independent web journal which provides articles, research guides and other resources relating to legal practice, research and law firm management. United States legal research content is set out under three categories in the side menu: Federal Legislative Research, Legislative Research Guide and United States Law (the last being arranged alphabetically by topic). For international, comparative and foreign law content select Foreign & Comparative Law. Within that category, particularly within the "International Legal Research" subcategory, there are articles and guides on international law topics and on researching the law in various countries and regions of the world.

US and international directory of the legal profession, searchable by personal or corporate name, location and practice area.

The Office of the Law Revision Counsel of the US House of Representatives prepares and publishes the US Code, which is a consolidation and codification by subject matter of the general and permanent laws of the United States. The full text of the Code is on its site.

The OpenJurist project aims to provide free access to the case law of the US Supreme Court 1790 onwards as published in United States Reports, and of lower federal courts 1880 onwards as published in Federal Reporter. Coverage is not yet complete. In Federal Reporter 1st series cases it is advisable to view the original text as scanned from the printed volumes, since the machine-read version (accessible by selecting "Case text" at the head of each report) is not always reliable. Other site content includes the United States Code and a directory of US courts.

The Public Library of Law (PLoL) is a free service provided by Fastcase, a subscription provider of US online legal information. The site provides access to federal and state law including cases from the US Supreme Court 1754 onwards, federal circuit courts 1950 onwards, and state supreme and appeals courts 1997 onwards. Links to the US Code and to statutes, constitutions and court rules for all 50 states and to regulations and administrative codes from selected states are also included. Registration is required to access the full text of these materials.

The SLGN directory has links to over 11,000 official US state, county and city government web sites. There are drop-down menus to view pages by state, topic or local government.

The official site of the US Supreme Court has general information about the Court, its Rules (as revised 2010), recent decisions and opinions for the 2004 term onwards. The Opinions section of the site also has the full text of the bound volumes of United States Reports for the 1991 term and subsequent years (vol 502 onwards). There is also a Case Citation Finder.

THOMAS (named after Thomas Jefferson) is the main web site of the US Congress, providing information on House business and Bills. This includes Bill summaries 1973/74 onwards, full text 1989/90 onwards; Public Laws 1989/90 onwards; Congressional Record 1989/90 onwards; and Committee Reports 1995/96 onwards. There are details of treaties with legislative action taken (1967 onwards), plus a link to the Government Printing Office site where the full text of treaties (1995/96 onwards) may be searched. Also provided are links to historical documents and to other areas of government, and explanations of how various parts of the legislative process work.

The official web site of the US federal judiciary, which has general information on the federal courts and judiciary, and links to the sites of the Supreme Court, the Courts of Appeals, District Courts and Bankruptcy Courts.

The House of Representatives web site contains information about current House membership and activities, including the House Rules, legislative schedules, proceedings, votes and committee meetings. There are links as appropriate to other sites, including THOMAS for enacted legislation and the official Congressional Record (of proceedings and debates).

An annotated guide to US federal and state legal resources.

The Office of the Legal Adviser furnishes advice on all legal issues, domestic and international, arising in the course of the work of the US State Department. The site provides access to texts of both bilateral and multilateral treaties in force for the United States. Also included is a section devoted to private international law, and sets of links to documents reproduced in the annual publication Digest of United States Practice in International Law, 1989 to date.

USA.gov is the US Government's official web portal to all online government information and services. There are links to federal, state, local and tribal government sites. The site's primary arrangement is by topic, and there is an A-Z agency index. General legal content is to be found mainly under the topics "Public Safety and Law" and "Reference and General Government".

WashLaw is a free online service of Washburn University School of Law, Topeka, Kansas. It provides extensive links (some with brief annotations) to federal and state legislation and case law, government documents and agencies, law firms, law schools, law libraries, law journals, and general reference sources. Besides US coverage there are foreign and international sections.

Wex is a collaboratively-edited legal dictionary and encyclopedia, hosted by the Legal Information Institute (LII) at Cornell Law School.