| | Boarding Facilities, Coaches & Trainers, Riding Lessons, Horse Camps | Crown Point, Indiana |
| | Farriers | La Porte, Indiana |
| | Coaches & Trainers | Michigan City, Indiana |
| | Veterinarians, Equine Acupuncturists | Highland, Indiana |
| | Horseback Riding, Equine Assisted Therapy | La Porte, Indiana |
| | Coaches & Trainers | Valparaiso, Indiana |
| | Feed Stores | De Motte, Indiana |
| | Feed Stores | Kouts, Indiana |
| | Feed Stores | Michigan City, Indiana |
| | Farriers | La Porte, Indiana |
| | Feed Stores | Michigan City, Indiana |
| | Coaches & Trainers, Equestrian Clubs, Equine Photographers, Horse Camps, Horse Shows | Gary, Indiana |
| | Boarding Facilities, Coaches & Trainers | Crown Point, Indiana |
| | Boarding Facilities, Coaches & Trainers | Cedar Lake, Indiana |
| | Feed Stores | Rensselaer, Indiana |
| | Feed Stores | Chesterton, Indiana |
| | Coaches & Trainers | Crown Point, Indiana |
| | Farriers | La Crosse, Indiana |
| | Breeders | Valparaiso, Indiana |
| | Coaches & Trainers | La Porte, Indiana |
| | Feed Stores | Crown Point, Indiana |
| | Veterinarians | Hebron, Indiana |
| | Veterinarians, Equine Chiropractors | Winfield, Indiana |
| | Horseback Riding | Walkerton, Indiana |
| | Dental Practitioners, Veterinarians | Fair Oaks, Indiana |
| | Horseback Riding, Equine Assisted Therapy | Merrillville, Indiana |
| | Veterinary Clinic | Hebron, Indiana |
| | Coaches & Trainers | Valparaiso, Indiana |
| | Feed Stores | Hobart, Indiana |
| | Trail Rides, Horseback Riding | Porter, Indiana |
| | Horse Associations | Shelby, Indiana |
| | Feed Stores | La Porte, Indiana |
| | Equine Chiropractors, Veterinary Orthopedic Manipulation | Michigan City, Indiana |
| | Feed Stores | Valparaiso, Indiana |
| | Coaches & Trainers | Valparaiso, Indiana |
| | Coaches & Trainers | Westville, Indiana |
| | Boarding Facilities, Coaches & Trainers, Riding Lessons | Westville, Indiana |
| | Feed Stores | Hobart, Indiana |
| | Dental Practitioners, Veterinarians | Hebron, Indiana |
| | Veterinarians | La Porte, Indiana |
| | Veterinarians | Crown Point, Indiana |
| | Feed Stores | Cedar Lake, Indiana |
| | Horseback Riding | La Porte, Indiana |
| | Equine Chiropractors | Rensselaer, Indiana |
| | Coaches & Trainers | La Porte, Indiana |
| | Equine Chiropractors | De Motte, Indiana |
| | Equine Chiropractors, Veterinary Orthopedic Manipulation | Cedar Lake, Indiana |
| | Coaches & Trainers | La Porte, Indiana |
| | Equine Chiropractors, Veterinary Orthopedic Manipulation | Michigan City, Indiana |
| | Farriers | Valparaiso, Indiana |
| | Boarding Facilities, Coaches & Trainers, Riding Lessons, Horseback Riding | Michigan City, Indiana |
| | Saddle Fitters | Hobart, Indiana |
| | Coaches & Trainers | La Porte, Indiana |
| | Coaches & Trainers | Dyer, Indiana |
| | Coaches & Trainers | La Porte, Indiana |
| | Equine Chiropractors, Veterinary Orthopedic Manipulation | Crown Point, Indiana |
| | Feed Stores | Rensselaer, Indiana |
| | Feed Stores | Michigan City, Indiana |
| | Equine Chiropractors, Veterinary Orthopedic Manipulation | Valparaiso, Indiana |
| | Feed Stores, Tack Shops | Rensselaer, Indiana |
| | Guest Ranch, Horseback Riding, Boarding Facilities, Coaches & Trainers, Riding Lessons | Dyer, Indiana |
| | Farriers | Hobart, Indiana |
| | Coaches & Trainers | La Porte, Indiana |
| | Dental Practitioners, Veterinary Clinic | La Porte, Indiana |
| | Boarding Facilities, Coaches & Trainers, Riding Lessons | Valparaiso, Indiana |
| | Breeders, Coaches & Trainers, Horseback Riding | La Porte, Indiana |
| | Veterinary Orthopedic Manipulation, Equine Chiropractors, Equine Acupuncturists, Veterinarians | Michigan, Indiana |
| | Boarding Facilities | Hebron, Indiana |
| | Horseback Riding, Boarding Facilities, Coaches & Trainers, Trail Rides | Hobart, Indiana |
| | Trail Rides, Horseback Riding | Winamac, Indiana |
| | Feed Stores | Knox, Indiana |
| | Feed Stores | Rensselaer, Indiana |
| | Boarding Facilities, Coaches & Trainers, Riding Lessons | Valparaiso, Indiana |
| | Trail Rides, Guest Ranch | Winamac, Indiana |
| | Coaches & Trainers | Hobart, Indiana |
| | Farriers | Crown Point, Indiana |
| | Tack Shops | Valparaiso, Indiana |
| | Feed Stores | Valparaiso, Indiana |
| | Feed Stores | La Porte, Indiana |
| | Feed Stores | Saint John, Indiana |
| | Feed Stores | Rensselaer, Indiana |
| | Feed Stores | Knox, Indiana |
| | Feed Stores | Merrillville, Indiana |
| | Boarding Facilities, Coaches & Trainers, Riding Lessons | La Porte, Indiana |
| | Boarding Facilities, Coaches & Trainers, Horseback Riding, Riding Lessons, Trail Rides | Valparaiso, Indiana |
| | Boarding Facilities, Coaches & Trainers, Horse Shows, Riding Lessons, Horseback Riding | Beecher, Illinois |
| | Boarding Facilities, Coaches & Trainers, Riding Lessons | La Porte, Indiana |
