Bermuda Lawn Tennis Association
The governing body for tennis in Bermuda. Rankings, membership information, tournaments, and jobs listings.
http://www.blta.bm

United States Tennis Association
Official site with tournaments, rankings, news, Davis Cup, Federation Cup, circuits, membership, and a library of resources.
http://www.usta.com/

Alabama Tennis Association
A district of the United States Tennis Association, Southern Section. Rankings, tournament results, and membership information.
http://www.alabamata.com/

ITF: International Tennis Federation
Governing body provides information on players, national teams and competitions plus worldwide event calendars and entry forms, rules and regulations, and directory of regional and national groups. Includes wheelchair, junior and veterans tennis.
http://www.itftennis.com/

Tennis for Africa Association
Charity association for helping African children through the promotion of tennis. Information on sponsors, news on activities, and auctions to raise money for the association. Site in English, Italian, and French.
http://web.tiscali.it/tennisforafrica/

Tennis Ireland
The governing body for tennis in Ireland. Tournament calendar for amateur tournaments and contact information for members of the board of directors.
http://www.tennisireland.ie/

Tennis Wales
The governing body of tennis in Wales, affiliated to the Lawn Tennis Association. Tournament results, tennis club directory, and information on recreational tennis leagues.
http://www.tennis.wales.org/

United States Professional Tennis Association
An organization of US tennis teaching professionals. Offers playing tips, newswire, league and tournament information.
http://www.uspta.com/

Ann Arbor Area Community Tennis Association
Describes the local facilities, board of directors, meeting details, a newsletter, related links, and how to get involved.
http://www-personal.umich.edu/~wasneski/aaacta

United States Racquet Stringer's Association
A professional group for racquet stringers in the United States. Provides certification, instructional materials, and member registry for consumers.
http://www.racquettech.com/

EASI Tennis Certification
A tennis certification process that primarily focuses on tennis instruction.
http://www.easitenniscertification.com

Professional Tennis Registry
Provides education, certification, and services to tennis teachers and coaches around the world.
http://www.ptrtennis.com/

ATP Tour
Official site for the organization overseeing the professional men's tour. Offers comments on players, results in tournaments, a calendar of events, and photos from tennis competitions.
http://www.atptennis.com/

Tennis Avenue
Organises tennis leagues and tournaments for players of all ages and standards in Great Britain. Also trains and sponsors young aspiring players. Website offers tournament planning, latest rankings, results, chat, discussions, and webmail.
http://www.tennisavenue.co.uk

Tennis Jamaica
The governing body of tennis in Jamaica. Rankings, calendar of events, player profiles, and tournament sanctioning information.
http://www.tennisjamaica.com

The Cliff Richard Tennis Foundation
Provides children in state primary schools in the UK with tennis equipment and coaching.
http://www.cliffrichardtennis.org

National Capital Tennis Association
A local affiliate of Tennis Canada that covers Ottawa and the surrounding area. Local tennis news, tournament schedules, tennis club directory, and information on adult and junior tennis leagues.
http://www.ottawatennis.com

Maine Tennis Association
The Maine district of the USTA New England section. Information on tournaments, USTA leagues, and clubs in Maine.
http://www.mtatennis.com/

USTA Northern California Section
The Northern California section of the United States Tennis Association. Local tournament schedules and rankings.
http://www.norcal.usta.com/home/default.sps

USTA Intermountain Section Idaho District
The Idaho affiliate of the USTA. Provides information for tennis tournaments, clubs, and players, and rankings in Idaho.
http://www.network.usta.com/publish.sps?syndicatorguid={0DBD56F9-7D44-4D88-90F7-6BB08E904096}&rmasiteinstanceguid={A797E45B-BE19-420A-A1EA-55B24C0BFF34}&rmapageid=25&sectionid=2321

Great Britain Girls
A non profit group that provides financial assistance to promising young British girls.
http://www.gbtennisgirls.com/

Asian Tennis Federation
A regional collaboration of 43 Asian country's member federations to improve the quality of Asian tennis. Provides player development, tournaments, and financial assistance.
http://www.asiantennis.com/

USTA Florida Section
The Florida Section of the United States Tennis Association. Tournament results, rankings, recreational tennis league information, and officiating certification information.
http://www.usatennisflorida.usta.com/home/default.sps

Tennisforfree.com
A campaign to make all publicly managed tennis courts in the United Kingdom available for use for free.
http://www.tennisforfree.com

South African Tennis Association
Governing Body for tennis in South Africa. Rankings for professional players and national amateur players from South Africa.
http://www.satennis.co.za/

New Zealand Tennis
The governing body for tennis in New Zealand. Provides rankings and information on amateur and professional tournaments within the country.
http://www.tennisnz.com/

USTPA Little Tennis
The US Professional tennis association's youth outreach effort to get American children under the age of 12 to play tennis.
http://littletennis.com

The Philadelphia Freedoms
The World Team Tennis team based in Philadelphia, Pennsylvania. Provides a roster, calendar, and tickets sales.
http://www.philadelphiafreedoms.com/

Tencap Tennis
Allows managing leagues, tournaments, and for recreational players to rate themselves in local leagues.
http://www.tencaptennis.com/

Turkish Tennis Federation
Governing body of Tennis in Turkey. Player rankings, rules, and information on clubs and tournaments. Site in English and Turkish.
http://www.ttf.org.tr

Tennis Officials Australia - New South Wales Division
A non-profit association servicing the tennis officiating needs of New South Wales at professional to local events.
http://www.toansw.org

Parks Tennis Ireland
Provides various recreational tennis programs in parks throughout Ireland.
http://www.geocities.com/parkstennis/home.html

The Lawn Tennis Association
The governing body for the game of tennis in Great Britain. News, tournaments, rankings, member clubs directory, membership information, and coaching education.
http://www.lta.org.uk

European Tennis Association
A collaboration of the member federations of 48 European countries to improve the representation of Europe in international tennis. Provides tournament administration, coaching, and publications.
http://www.tenniseurope.org

Nova Scotia Tennis Association
The Nova Scotia provincial affiliate of Tennis Canada. Lists officers, news, clubs, players forum, tournaments, links, frequently asked questions, and contact details.
http://www.tennisnovascotia.ca

United States National Tennis Academy
produces and administers a distance learning tennis instructor training and certification program. Covers details of the curriculumn and how to find one of their certified pros.
http://pages.sbcglobal.net/usnta/tennis/

WTA Tour
Governing body for women's tennis. Tournament draws, articles about the players, and history of the WTA.
http://www.sonyericssonwtatour.com/1/

World Team Tennis
A professional and amateur co-ed tennis league created by Billie Jean King. Membership applications for all levels of players as well as tennis equipment, clothing and other merchandise.
http://www.wtt.com/