UMBC Cycling
- Men and women students riding for the University of Maryland Baltimore County can find an events calendar, results, and sponsor links. Member of ACCC Division II cycling conference.
- http://sta.umbc.edu/orgs/cycling/main.php

Chesapeake Wheelmen
- Bicycle racing club based in Baltimore. Features include race calendar and results, rider profiles, events, news, training rides and races, and contact details.
- http://wheelmen.virtualave.net/

Patuxent Velo
- Bicycling racing team in southern Maryland. Offers training articles, ride and race calendar, results, team profile, and contact details.
- http://www.paxvelo.com/

Maryland Association of Mountain Bike Operators (MAMBO)
- The information hub of Maryland and Mid-Atlantic mountain bicyclists regarding trail access and maintenance related issues. Features places to ride in the region, trail maintenance schedule, and membership information. IMBA Member Club.
- http://www.mambomaryland.com/

Artemis Racing
- Dedicated to promoting and supporting women in bicycle racing on the road and track. Artemis also embraces the development of Junior riders and men in the sport.
- http://www.artemisracing.org/

Squadra Coppi
- Bicycle racing club for men and women; features include rider lists, racing schedule and results.
- http://www.squadracoppi.com/

Oxon Hill Bicycle and Trail Club
- Southern Maryland-based group that supports recreational riders and bicycling as a means of transportation.
- http://ohbike.org/

Baltimore Bicycling Club
- Provides ride schedule with que sheets, safety and advocacy programs, affiliations and membership information.
- http://www.baltobikeclub.org/