Official Communications Offers baseball rules and officiating videotapes. Features online shopping and video previews. http://www.officialcom.com/

Amateur Baseball Umpire Contains information on baseball umpiring and officiating. http://www.amateurumpire.com/

Baseball and Umpire Links Link directory of baseball rules and umpiring resources. http://www.amateurumpire.com/links/

Interactive Baseball Rules Seeks to create a fun environment for baseball umpires, players, coaches and fans to enhance their understanding of the rules of the game. Offers online quiz, along with rules/officiating resources. http://www.macroweb.com/ibrules/index.html

Jim's Baseball Rules - Little League Provides a myriad of baseball rules and regulations, FAQs, umpiring tips, myths and links. Gathered by a certified Little League umpire and former Chief Umpire for California District 3. http://www.eteamz.com/baseball/rules/obr/

Pony Baseball and Softball Official site includes affiliated members links, news, calendar, tournaments, and World Series coverage. http://www.pony.org/

Tampa Bay Umpires Clinic Amateur baseball umpiring clinic for high school and youth league umpires. Listing of contacts and schedule. http://geocities.com/tampabayumpiresclinic

Canadian Blues Umpires Provide information for Canadian young old boys girls teenagers adult guys gals umpires to gain more experience on the baseball fields through work in the United States. http://www.geocities.com/canadianblues2003

Major League Baseball: Official Rules Complete rules of major league baseball, with diagrams and glossary. http://www.mlb.com/NASApp/mlb/mlb/baseball_basics/mlb_basics_foreward.jsp

Baseball Umpires Rules and Interpertation Major League Baseball rules, interpertations, questions and answers, newsletter, do's and don't on the playing field http://baseballumpires.com

Andy's Page On Umpiring Offering news, headlines, resources, reviews, article, message forums, web polls and guestbook. http://www.baseballumps.com/

All American Girls Professional Baseball This league was in existance from 1943-1954. It discusses the league's history, the teams and rosters, supplies photographs, offers research sources, and current/upcoming information about the association news. http://www.aagpbl.org/