| Malcolm Elementary School | 14760 Poplar Hill Road
Waldorf, MD 20601 | (301) 645-2691 | |
| MadByrd Confections | Various Locations in Charles County
La Plata, MD 20646 | | |
| M&T Bank Stadium | 1101 Russell Street
Baltimore, MD 21230 | | |
| M&D Chicken and Fish | 3091 Marshall Hall Road
Bryans Road, MD 20616 | (240) 377-8094 | |
| Lunch Box Diner | 6828 Indian Head Highway
Bryans Road, MD 20616 | | |
| Lucky's Bar & Grille | 2290 Old Washington Road
Waldorf, MD 20601 | (240) 210-8191 | |
| Loyola Retreat House | 9720 Loyola Retreat Road
Faulkner, MD 20632 | (301) 392-0801 | |
| LongHorn Steakhouse | 3315 Crain Highway
Waldorf, MD 20603 | (301) 632-6300 | |
| Locust Grove Fabric Shop & Greenhouse | North Ryceville Rd
Charlotte Hall, MD 20622 | | |
| Little Caesars Pizza | 1304 Smallwood Drive, West
Waldorf, MD 20603 | (301) 705-5002 | |
| Little Caesars Pizza | 28 Shining Willow Way
La Plata, MD 20646 | (301) 392-3929 | |
| Linden Farm, Inc. | 8530 Mitchell Road
La Plata, MD 20646 | (301) 266-9220 | |
| LifeStream Church of The Nazarene | 5105 Leonardtown Road
Waldorf, MD 20601 | | |
| Lettuce be Frank | 110 Charles Street
La Plata, MD 20646 | (301) 934-0324 | |
| Lempira Coffee Roasters | Various Locations in Charles County
White Plains, MD 20695 | | |
| Legacy Limousine | 8130 Old Leonardtown Road
Hughesville, MD 20637 | (301) 274-0390 | |
| Legacy Carryout | 3645 Leonardtown Road
Waldorf, MD 20601 | (240) 754-7284 | |
| Ledo Pizza | 2956 Festival Way
Waldorf, MD 20601 | (301) 645-5336 | |
| Ledo Pizza | 9375 Chesapeake St
La Plata, MD 20646 | (301) 934-1862 | |
| LB Innovations Collective | 3070 Festival Way
Waldorf, MD 20601 | | |