- American Platform Tennis Association
- National organization for the sport. Includes game rules and description, membership information, tournaments, results, rankings, regions, and historical national champions and hall of fame.
- Greater Cincinnati Platform Tennis Association
- Includes organization information, local places to play, news, events, and related links. Also features details for The Midwesterns Tournament with schedule, registered players, registration forms, brackets, results, directions, sponsorship, history, game legends, and FAQs.
- Metropolitan Area Platform Tennis Association
- Official website of MAPTA, a league for the Philadelphia area. Includes tournament results and schedule, standings, and results for men's, women's, and junior clubs.
- National Paddleball Association
- Offers tournament schedules, entry forms, and rules for this 4-Wall organization. Also offers resources for 1-Wall and 4-Wall games.
- Platform Tennis / Paddle Tennis
- Information about Platform Tennis - frequently updated news, proshop, instruction, tournaments, leagues, player rankings, and messageboard.
- Viking Academy for Platform Tennis
- Viking Athletic brings together the best trainers in platform tennis to host instructional clinics around the country.