Fox River Trail Runners
- Promoting running for fun and lifetime fitness in the Geneva area. Includes listings of upcoming races and results, directions to regular group runs, the club newsletter, and contact information.
- http://www.foxrivertrailrunners.org/

Oak Park Runners Club
- Diverse group of runners in the Chicago area, established 1982. Includes membership and contact information, and a list of members.
- http://oprc.net.hosting.domaindirect.com/

Hillstriders Running Club
- A group of folks in Cary who enjoy running. Includes information on why and how to join the club.
- http://users.stans.net/jantz/hillstriders/

The Kankakee River Running Club
- Established 1979. Includes results of all Kankakee area races, location and time of weekly fun runs, an event calendar, the club newsletter, and membership information.
- http://users.egix.net/keynet/krrc/public_html/

Lake Zurich Alpine Runners
- Located in the northwest suburbs of Chicago. Includes information on club races, special events, and training runs.
- http://www.alpinerunners.com/

Lincoln Park Pacers
- Meeting twice weekly for runs along Chicago's lakefront. Includes membership information, schedules of group runs, contact information and photos.
- http://www.lincolnparkpacers.org/

Second Wind Running Club
- Champaign-Urbana running club, open to all interested in running, walking, or fitness. Includes race calendar and results, information about training and club workouts, and the club newsletter.
- http://www.secondwindrunningclub.org/

Arlington Trotters
- Club in the northwest Chicago suburbs dedicated to runners of all levels. Includes membership information, maps of training runs in the area, and contact persons.
- http://northwestsuburbs.us/arltrotter/

Prairie State Roadrunners
- Founded in 1975 to help organize running in Joliet and Will County. Contact information, schedule of races, and results of races on the club's circuit.
- http://www.psrr.org/

Springfield Road Runners Club
- Running in Illinois' capital city. Includes race schedule, race results, standings in the club's race series, membership information, and instructions on joining the club e-mail list.
- http://www.srrc.net/

Chicago Area Runners Association
- The midwest's largest running organization. Includes race schedules and results, locations of Chicagoland training areas, information on weekly fun runs, and membership details.
- http://www.cararuns.org/

River To River Runners
- Established 1984, this Herrin club hosts the annual River-to-River Relay. Includes a race calendar and results, membership information, and details on club activities.
- http://run.olm.net/

Lake Run Club
- Promoting running in the Bloomington/Normal area. Includes club history, events calendar, membership and administrative information, race results, and an online forum.
- http://www.lakerunclub.org/Index.htm

Alton Road Runners
- Small club in Alton. Membership information and details of some club-sponsored races.
- http://www.siue.edu/~rsutton/altonrr/

Illinois Valley Striders
- More than 700 members participate in local races. Includes photographs, events listings, a message board, and online newsletters.
- http://www.ivs.org/

Kennekuk Road Runners
- A Danville road and trail running club with frequent members events for runners and walkers. Sponsors open road, trail and ultramarathon events.
- http://www.kennekuk.com/