Scenic and Siteseeing Transportation Service Companies
| Dawn Treader Adventures (Eagle River, AK) |
| Dds Carriage Rides (Houston, TX)
Primarily Serving: Pasadena, TX - Missouri City, TX - Sugar Land, TX - League City, TX |
| Desert Tortiose Outfitters (Bullhead City, AZ)
Primarily Serving: Lake Havasu City, AZ - Henderson, NV - Las Vegas, NV - North Las Vegas, NV |
| Destin Fishing Rodeo Inc (Destin, FL)
Primarily Serving: Miramar Beach, FL - Gulf Breeze, FL - Pensacola, FL - Dothan, AL |
| Destin Pontoon Rentals (Fort Walton Beac, FL) |
| Diamond Jack's River Tours (Detroit, MI)
Primarily Serving: Dearborn, MI - Warren, MI - Dearborn Heights, MI - Royal Oak, MI |
| Die Gelbe Rose Carriage (Austin, TX)
Primarily Serving: Cedar Park, TX - Round Rock, TX - Georgetown, TX - San Marcos, TX |
| Dillard Sea Otter Charter Llc (Bend, OR)
Primarily Serving: Springfield, OR - Eugene, OR - Corvallis, OR - Salem, OR |
| Dillon Horse Shoeing (San Francisco, CA)
Primarily Serving: Daly City, CA - South San Francisco, CA - Alameda, CA - Oakland, CA |
| Dj's Charter Svc (Cloquet, MN)
Primarily Serving: Duluth, MN - Saint Cloud, MN - Saint Paul, MN - Minneapolis, MN |
| Dnd Charters Inc (Tavernier, FL)
Primarily Serving: Homestead, FL - Miami, FL - Miami Beach, FL - Hialeah, FL |
| Doc Ron Transtar (Houston, TX)
Primarily Serving: Pasadena, TX - Missouri City, TX - Sugar Land, TX - League City, TX |
| Dock of the Bay Marina (Waldport, OR)
Primarily Serving: Corvallis, OR - Eugene, OR - Springfield, OR - Salem, OR |
| Dock Side Water Sports (Carolina Beach, NC)
Primarily Serving: Wilmington, NC - Jacksonville, NC - Fayetteville, NC - Greenville, NC |
| Dolphin Adventure (Tybee Island, GA)
Primarily Serving: Savannah, GA - Charleston, SC - North Charleston, SC - Mount Pleasant, SC |
| Dolphin Charters (El Cerrito, CA)
Primarily Serving: Berkeley, CA - Richmond, CA - Oakland, CA - Alameda, CA |
| Don Cochran Boat Charter Svc (Chokoloskee, FL)
Primarily Serving: Fort Myers, FL - Homestead, FL - Hialeah, FL - Cape Coral, FL |
| Donner Lake Water Sports (Truckee, CA)
Primarily Serving: Reno, NV - Carson City, NV - Sparks, NV - El Dorado, CA |
| Dornan's Snake River Angler (Moose, WY)
Primarily Serving: Idaho Falls, ID - Pocatello, ID - Billings, MT - Ogden, UT |
| Dos T's (Friendswood, TX)
Primarily Serving: League City, TX - Pasadena, TX - Missouri City, TX - Houston, TX |
| Double Dolphin Cruises (Santa Barbara, CA)
Primarily Serving: Goleta, CA - Ventura, CA - Oxnard, CA - Camarillo, CA |
| Double Eagle Marine Llc (New Iberia, LA)
Primarily Serving: Lafayette, LA - Baton Rouge, LA - Lake Charles, LA - Kenner, LA |
| Doubledecker Bus Co (Cambridge, MA)
Primarily Serving: Somerville, MA - Boston, MA - Medford, MA - Brookline, MA |
| Down River Charters-Kalil (South Hamilton, MA)
Primarily Serving: Peabody, MA - Lynn, MA - Haverhill, MA - Revere, MA |
| Downeast Friendship Sloop (Southwest Harbor, ME)
Primarily Serving: Portland, ME - Haverhill, MA - Peabody, MA - Lawrence, MA |
