Mean Streak Mud Racing
- Official website of Mean Streak, Class 3 NMRO Mud Racing.
- http://www.meanstreakracing.com

Championship Mud Racers Association
- Nationwide 4WD mud racing with Championship Mud Racers Association, Inc.
- http://www.cmramudracing.com

Maine Mud Runs
- Maine Mud Runs provides the most complete information about all things related to mud running in the state of Maine from schedules and class rules to results and standings.
- http://mainemudruns.com

Horse Hole Mud Bog
- Horse Hole Creek in Inglis, Florida offers Mud Bogging and off road events.
- http://www.mudup.com

New Mexico's Florida Mud Bog
- Mud Racing and Tuff Trucks in New Mexico.
- http://www.floridamudbog.com

Thunder Valley Motorplex
- Mud & kart racing events in Neeses, SC. View track rules, pictures and more.
- http://www.thundervalleymotorplex.com

Stroid.com
- The largest mud racing photo gallery on the net.
- http://www.stroid.net/

Southeast Mud Racing Association
- Mud Racing Association in Orlando, FL. Membership, events, photos, forums & more.
- http://www.semudracing.com

Naples Ultimate Mud Racing
- Oklahoma Mud Racing event. Includes photos, schedules, event winners, videos and links.
- http://members.cox.net/naplesultimatemudracing

Southwest Minnesota Mud Racers Association
- Non-profit organization featuring 150-foot drag racing events side by side and in the mud. Features 4-wheel drive drag racing classes including Stock, SuperStock, Pro-Stock and Pro-Modified.
- http://www.swmmra.org

Eastern Ontario Mud Drag Racing - EOMDR
- Mud racing in Eastern Ontario, Canada. Offers photo gallery, events schedule, rules and member profiles.
- http://www.easternontariomuddragracing.com

Jumping Run Creek Mud Bog
- Organizes mud racing events in Onslow County, North Carolina. Includes directions, schedule, classes, results and links.
- http://www.promud.com

Williamsburg Fire and Rescue Mud Bog
- Mud Bogging in Reidsville, North Carolina. Includes calendar of events, class rules and photos.
- http://www.williamsburgfireandrescue.com/

Lethal Injection Racing
- Racing out of Wisconsin. Features rules and schedule for the Central Mudracing Association. Pictures, video and links to other mudracing and high performance sites.
- http://www.fastmud.com/

Mad Mudders
- Mud racing links and resources.
- http://www.madmudders.com/

South Dakota Mud Racers
- Provides mud racing results, photo gallery, schedule of events, and rules and regulations for the different classes of trucks involved.
- http://www.southdakotamudracers.com/

Little Doo's Mud Bog
- Easy Coast, North Carolina has a purse race at every race, points and other facts.
- http://www.littledoomudbog.com/

MudDrags San Antonio
- Features nine classes of mudracing, along with a photo gallery, events schedule, message board, venue information, links and contacts.
- http://muddrags.com/

Bandit Mud Racing
- Offers race schedule, pictures, race up dates, upcoming concerts at the Barn, upcoming events, directions, and sponsor links. Based in Samsula, Florida.
- http://www.banditmudracing.com/

Hometown Mud Racing Association
- Information on Utah's racing organization.
- http://www.hmra.org/

Zuya Sica Mud Bog Races
- Stock to modified divisions in South Central South Dakota. Videos, photographs and information on the races.
- http://www.wickedwar.com/

Mid-Missouri Off-Roaders
- Calendar of events, membership information, rules, pictures, classifieds, race results and links.
- http://www.mmor.com/

Stompers 4X4 Club
- From Kansas and Missouri. Many pictures, videos, parts shop, race schedules and links to other mud racers.
- http://www.stompers4x4.com/

Mud Missile
- Official site of the Mud Missile Racing Team. Includes history, photos, results, schedule, engine specifications, crew, videos from the Mud Missile mudcam, and related links.
- http://www.mudmissile.com/index.html