| Olive Garden Italian Restaurant | 3620 Crain Hwy
Waldorf, MD 20603 | (301) 374-9311 | |
| Ohana Snow Shaved Ice | Various Locations in Charles County
La Plata, MD 20646 | | |
| Ocean Blui Grill | 11110 Mall Circle
Waldorf, MD 20703 | (240) 448-3252 | |
| OBO Pizza, Waldorf | 162 Smallwood Village Center
Waldorf, MD 20602 | (301) 710-5444 | |
| OBO Pizza, Indian Head | 4215 Indian Head Highway
Indian Head, MD 20640 | (301) 710-5446 | |
| Oak Ridge Park | 13675 Oaks Road
Hughesville, MD 20637 | | |
| Oak Ridge Park | 13675 Oaks Road
Hughesville, MD 20637 | | |
| North Ryceville Harness and Tack Shop | 13900 Stoltzfus Ln
Mechanicsville, MD 20659 | | |
| North Point Indoor Pool | 2500 Davis Rd.
Waldorf, MD 20603 | (301) 934-7475 | |
| North Point High School Indoor Pool | 2500 Davis Rd
Waldorf, MD 20603 | (301) 934-7475 | |
| North Point High School | 2500 Davis Road
Waldorf, MD 20603 | | |
| Noodles & Company | 3055 Waldorf Market Place
Waldorf, MD 20603 | (301) 885-2538 | |
| No Sauce Que LLC | Check website and Facebook for locations
Waldorf, MD 20601 | | |
| Nips Juice House | 3261 Plaza Way
Waldorf, MD 20603 | (301) 645-7746 | |
| Next Step Produce | 10615 Benton Road
Newburg, MD 20644 | | |
| Newport Valley Farm | 9670 Bowling Dr.
Charlotte Hall, MD 20622 | | |
| Newburg VFD & RS | 12445 Rock Point Rd
Newburg, MD 20664 | | |
| New Moon Bodywork & Botanicals | 616 Charles Street Suite 104
La Plata, MD 20646 | | |
| New Hope African Methodist Episcopal Church | 12310 Washington Square
Waldorf, MD 20601 | | |
| New Café China | 3935 Saint Charles Parkway
Waldorf, MD 20602 | (301) 705-8888 | |
