Western Family Branch YMCA of Central Maryland
- Has information about programs, facilities, hours of operation and membership fees.
- http://www.ymca.net/yprofile/?assn=2601

Baltimore Judo Club
- Affiliated with United States Judo Federation offers Kodokan Judo. Profile, location and schedule.
- http://users.erols.com/cdp9000/

Retriever Aquatic Club
- Competitive swim team. Includes club news and team information, coaches, practice and meet schedules, photos, links, bulletins, and team records.
- http://www.racswim.org/

Karate Family Center
- A martial arts academy, specializing in Tae Kwon Do, and offering summer camp and child care.
- http://www.karatefamilycenter.com

Catonsville Badminton Club
- Badminton club services, hours and fees. Offers extensive schedule of badminton instruction as well as history of badminton.
- http://www.catonsvillebadminton.org/

Forty West Racquet Club
- Offers tennis courts, racquetball courts and a weight and fitness center.
- http://www.fortywestracquetclub.com/

Rollingwood Swim Club
- A private swim club located in Catonsville. Membership, officers, calendar, notices and information on club swim team.
- http://www.rollingwoodpool.org/

Rolling Road Golf Club
- A private golf club located in Catonsville. Membership information, directions, description of golf, swimming and catering services with extensive photos of facilities.
- http://www.rollingroadgc.org/

Five Oaks Swim Club
- Private swim club. Membership information, hours of operation, photos and news on swim and diving teams as well as information on swimming lessons.
- http://www.fiveoaksswimclub.org/