- Landers Farms
- Lane's End Stables
- Lansing School District
- Larkspur Farm
- Larry Brooks Septic Svc
- Larry's Carriage Co
- Las Stables
- Las Vegas Tour Co
- Latta Equestrian Ctr
- Lattimer Racing Stable
- Laura Osman's Riding Academy
- Laura-Daye Stables
- Laurel Crown Stables
- Lavender-Willow Racing Stables
- Lavender-Willow Racing Stables
- Lawrence Beck & Co
- Lawrence Stables
- Layz S Trucking & Grading
- Lazy B Ranch
- Lazy D Arena
- Lazy D Stables
- Lazy S Horse Stables & Mobile
- Lazy S Stables
- Lazy Tree Farm
- Learning Stable
- Leg Up Stables
- Legacy Farm
- Legends Riding Stables
- Lemp Stables Inc
- Leonardi Racing Stable
- Leroy Carter Stables
- Libby Ferguson
- Libby Ferguson
- Libby Ferguson Training Ctr
- Liberty Stables
- Liberty Stables
- Light Rein Ranch
- Lightfields Meadow Farm Inc
- Limbers' Racing Stable
- Linda Albert Racing Stable
- Linden Hill Stables
- Lion Creek Outfitters
- Listem USA Inc
- Little Bit Ponies 'n More
- Little Creek Outfitters
- Little Hoof Prints Riding Stbl
- Little Indian Stables
- Little River Farms Inc
- Little Wood Acres
- Lo-Mane Farm
- Lochill Stables
- Logan's Brook Equine Ctr
- Logan's Place Stables
- Lolo Greens Stables
- Lolo Greens Stables
- Lone Pine Outfitters
- Lonesome Dove Stables
- Lonesome Dove Training Ctr
- Lonesome Pine Ranch
- Long Grove Farm
- Long Meadow Farm
- Longears Longwalk Ranch
- Longmeadow Farm Barn
- Longwait Horse Farms Inc
- Loose Reins Riding Stable
- Loose Reins Riding Stable
- Los Alamos Dressage Ctr
- Lost Horse Creek Lodge
- Lost Paradise Ranch
- Lots Of Love Farm & Petting
- Lou-Don Farms
- Love & Happiness Ranch Inc
- Luce Line Boarding Stable
- Lucky 7 Farrier Svc
- Lyn Rowley Horsehoeing Inc
- Lynn Henschell Stables
- Lynn Lloyd's Red Rock
- Lynn's Pony Parties
- Lythrum Farm
- M & L Stables
- M & W Stables
- M M Stables
- M Samuel Stable
- Mac Innes Morgans Farm
- Madsen Stables
- Maefaire Inc
- Magnolia Stables
- Majestic Stables
- Majestic Stables
- Majesty Stables
- MAJIC Penny Farm
- Majoda Stables
- Makarios Ranch
- Mammoth Stable
- Manahan Stables
- Mane Point Farm
- Mansion Stables
- Maple Hills Stables
- Maple Lane Stables
- Maple Run Stables
- Maple Spring Farm Riding Ctr
- Margus Farms
- Mark Hulse Stables
- Market Street Barn
- Marlboro Horse Farm
- Marlett Stables
- Marquis Farm
- Mary Hartman Racing Stables
- Mary-Go-Round Pony Parties
- Massman Stables Inc
- Matthews Cutting Horses
- Mayfair Farm Horse Boarding
- MBR Equestrian Ventures
- Mc Cashin & Mc Cashin
- Mc Coy Farms
- Mc Daniel Stables
- Mc Grath Stables
- Mc KEAN Stables
- Mc Namara Quarter Horses
- Mccafferty's Unfinished Farms
- Mclendon Hills Equestrian Ctr
- Meadow Crest
- Meadow Lake Farm
- Meadowbrook Farm
- Meadowbrook Farms & Stables
- Meadowbrook Stables
- Meadowcrest Farm
- Meadowview Farm Inc
- Mel-O-Dee Stables
- Melby & Melby
- Melendy Farms
- Meridian Farm Inc
- Merit Hill Stable
- Metters Hollybrook Stables
- Mexico Farms Equestrian Ctr
- Michigan Riding Academy
- Michigan Riding Academy
- Midnight Run Stables
- Midwest Station Inc
- Mila Equestrian Ctr
- Milestone Equestrian Ctr
- Mill Creek Stables
- Millersville Stables
- Milligan Stables
- Millpoint Animal & Nature Ctr
- Mills Quarter Horses
- Minnesota Equestrian Ctr
- Minnesota Horse & Hunt Club
- Minnesota Horse Training Acad
- Mira Stables
- Miracle Hills Ranch & Stables
- Miracle Hills Ranch & Stables
- Miss Mollie's Riding School
- Mississippi View Farm
- Misty Hollow Manor
- Misty Lane Arabian Horses
- Misty Meadow Farm
- Misty River Equestrain Ctr
- Misty Woods Stable
- Mistys' Cozy Haven
- Mizpah Farm
- Model Farm Kennels & Stables
- Moffett Stables
- Montana Horses
- Montana Polo Club
- Montana Ranch Adventures
- Montross Training Ctr
- Moon A Kiss Farm Stables Barn
- Moonshine Equestrian Ctr
- Moore Stables & Riding Academy
- Moose Horn Ranch
- Morgan Run Equestrian Ctr
- Morning Mist Farm
- Morning Star Farms
- Morningstar Stables
- Mosefund Farm LLC
- Mountain T Ranch
- Mountain View Riding Club
- Mountain View Riding Stables
- Mountainview Stables
- MSU Merillat Equestrian Ctr
- Mt Charleston Riding Stables
- Mt Charleston Riding Stables
- Muddy Creek Farm
- Mulberry Farm
- Mullica Hill Farms
- Musselman Stables
- Myopia Hunt Club Stables
- Mystic Marsh Farm
- National Steeple Chase Assn
- Nearaway Farm
- Nebraska Horse Exchange
- Nebraska Horse Exchange
- Nevada Camel Co
- Never 2 Late Farm
- New Beginnings Riding Ctr
- New England Equine Med & Srgcl
- New Hope Farm
- New Hope Stables & Campgrounds
- New River Ranch & Stables
- Nine Pines Quarter Horse Farm
- North Oaks Stable
- North Star Farm
- North Stream Farm LLC
- North Wind Stables LTD
- Northbrook Stables
- Northern Pines Farms
- Nottingham Equestrian Ctr
- Nottoway Boarding Stable
- NSE Stables
- O'Shea Stables
- Oak Creek North Equestrian Ctr
- Oak Down Stable
- Oak Tree Farm Inc
- Oakdale Farms Bed & Boarding
- Oakland Hills Farm
- Oakland Hills Farm
- Oakland Ridge Farm LLC
- Oaklawn Brush Hogging
- Oatland Stables
- Ocaso Stables LLC
- Oelke Equestrian
- Ogburn Stables
- Old Halls Ferry Hay Ride
- Olde Orchard Farms
- Olney Farm
- On Course Riding Academy
- On The Bit Farm
- Osage Oaks Arena & Stables
- Otter Creeks
- Ours Acres
- Outback Lodge LLC
- Outback Stables Inc
- Outback Trail Ride
- Outer Banks Riding Stables
- Outrider Horse Back Riding
- Outta The Blue
- Over The Anvil Stable
- Over The Hill Farm
- Overmeade Farm
- Oxbow Stables Inc
- Ozark Homestead Riding Stables
- Ozark Trail Rides Inc
- P J Keough Stables
- Paddock Riding Stables
- Paddock School Of Horsemanship
- Padilla Racing Stables
- Painted Hill Farms
- Painted Sunset Farms
- Pair-A-Dice Quarter Horses
- Pair-A-Dice Quarter Horses
- Palmer River Equestrian Ctr
- Palo Verde Ranch
- Paradise Equestrian Ctr
- Paragon Farm LLC
- Parsons' Pony Farm
- Party Ponies
- Party Ponies Inc
- Pat Rogers Quarter Horses Inc
- Patewood Farm
- Peachtree Equestrian Ctr
- Pear Stone Farm
- Pegasus Stable
- Pelc Arabians
- Pelon Horse Ctr
- Penn Hill Farm
- Pepperwood Farm
- Peterson Stables
- Phillips Farm
- Phoenix Stables
- Phoenix Stables LTD
- Piedmont Riding Stable
- Pine Brook Stables
- Pine Creek Farm
- Pine Creek Farm
- Pine Hills Outfitters
- Pine Hollow Farms
- Pine Ridge Stable
- Pine Ridge Stables
- Pine Ridge Stables
- Pine Ridge Stables
- Pine River Riding Stable
- Pine Tree Equestrian Ctr
- Pine View Farm
- Pinehaven
- Pineridge Stables Inc
- Pineridge Stables Inc
- Pinewood Stables & Carriage
- Pioneer Stables
- Pisgah Forest Riding Stables
- Plantation Arabians
- Pleasant Hill Horseshoeing
- Pleasant Plains Stables
- Pleasant Prospect Farm
- Pleasant Valley Stables
- Pleasure Horse Stables LTD
- Pocket Change Quarter Horse
- Pointers Creek Trail Ride
- Ponca Hills Farm
- Pond View Farm
