| Shark Bar & Seafood House | 2056 Crain Highway
Waldorf, MD 20601 | | |
| Sheffield Neighborhood Center* | 12146 Pawtucket Lane
Waldorf, MD 20602 | | |
| Shlagel Farms | 12850 Shlagel Rd
Waldorf, MD 20601 | (301) 645-4554 | |
| Shop 53 Custom Tattoo and Art Studio, LLC | 6 St. Mary's AveSuite 102
La Plata, MD 20646 | (240) 349-2932 | |
| Silver Diner | 3019 Festival Way
Waldorf, MD 20601 | (301) 645-1224 | |
| Silver Skewers | 2788 Old Washington Road
Waldorf, MD 20601 | (301) 396-5758 | |
| Silvestre Chicken | 3617 Leonardtown Road
Waldorf, MD 20601 | | |
| Simply Cakelicious | 3981 St. Charles Parkway
Waldorf, MD 20602 | (301) 638-1496 | |
| Sky Zone Trampoline Park | 4390 Crain Highway
White Plains, MD 20695 | (301) 861-2600 | |
| Smallwood Retreat House | 2750 Sweden Point RoadSmallwood State Park
Marbury, MD 20658 | (301) 743-7613 | |
| Smallwood State Park | 2750 Sweden Point Road
Marbury, MD 20658 | (301) 743-7613 | |
| Smokers Delight BBQ, Inc | 4550 Crain Hwy Suite 103
White Plains, MD 20695 | (301) 751-8336 | |
| Smokey Oak BBQ | various locations
La Plata, MD 20646 | | |
| Somers Community Center | 300 Willow Ln.
La Plata, MD 20646 | (301) 932-6679 | |
| Sonic Drive-In | 2055 Crain Highway
Waldorf, MD 20601 | (240) 210-8268 | |
| Southern Maryland Carousel Group, Inc. | 313 Charles Street
La Plata, MD 20622 | (301) 934-1366 | |
| Southern Maryland Concert Band | 3785 Leonardtown RdP.O. Box 2595
Waldorf, MD 20604 | | |
| Southern Maryland Crabs & Seafood | 3619 Leonardtown Road
Waldorf, MD 20601 | (240) 419-3094 | |
| Southern Maryland Paintball | 11272 Edge Hill Road
Newburg, MD 20664 | (301) 934-9207 | |
| Southern Maryland Seafood Company | 4310 Hawthorne Road
Indian Head, MD 20640 | (301) 743-6969 | |