Limekiln Rounders Club - - News and information about the club playing in Tymon Park on South Dublin County Council pitches. Includes calendar, schedules, standings, teams, photo albums and message boards. Ireland.
National Rounders Association - - Comprehensive information about the game plus information about regional and national tournaments. Also includes awards, coaching, equipment, calendar, leagues, membership information, rules, and news.
Play Rounders - - Information on the game, equipment used and rules.
Rounders Contacts in Cambridge - - A list of which teams no longer play, who the new teams are, which teams have new organisers, what their new number or email address is.
Rounders for Fun - - How to play the game, requirements, and history.
Rounders Online.net - - Offers a guide to the sport including its rules and history and links to clubs and equipment suppliers.
Wikipedia - Rounders - - Hyperlinked encyclopedia article includes an overview and rules of play.