Security, MD
- Ernstville
- Forsythe
- Green Spring Furnace
- Greenspring Hill
- Indian Springs
- Mountain Vistas
- Park Head
- Pecktonville
- Highfield
- Antietam Farmettes
- Antietam Overlook
- Benevola
- Burtner
- Cool Hollow Estates
- Doubs Mill
- Greystone Hills
- Kinsey Heights
- Kline Mill
- Longview Estates
- Mapleville
- Millpoint
- Mount Lena
- Mount Pleasant
- Mountain View Estates
- Roxbury
- Roxbury Hill
- San Mar
- Wagners Crossroads
- Chestnut Grove
- Gapland
- Park Hall Estates
- Fort Ritchie
- Highfield-Cascade
- Pen Mar Park
- Rowland Hill
- Beaverbrook
- Crest Valley
- Greenvale Village
- Havenwood Hills
- Holiday Acres
- Holiday Farms
- Jugtown
- Orchard Estates
- Pondsville
- Bagtown
- Beaver Creek
- Beaver Creek Estates
- Bluegrass Estates
- Bowmans Mill
- Green Hill Acres
- Leitersburg
- Miller Chapel
- Mount Aetna
- Robinwood
- Sycamore Heights
- Winding Creek South
Big Pool
Boonsboro
Brownsville
Cascade
Cavetown
Chewsville
- Ashton
- Big Spring
- Charlton
- Conococheague
- Dry Run
- Fairview
- Four Locks
- Gristmill Hill
- Rockdale
- Shady Bower
- Spickler
- Wilson
- Antietam Manor
- Bakersville
- Dogtown
- Downsville
- Fairplay Farms
- Grimes
- Heritage Estates
- Lake Fairplay Estates
- Mount Moriah
- Saint James
- Spielman
- Tilghmanton
- Tilghmanton Heights
- Washington Four
- Woburn Estates
- Woodburn on the Potomac
- Pinesburg
- Potomac Woodlands
- Two Locks
- Brightwood Acres
- Colonial Park
- Edgewood Hill
- Londontowne
- Woodcrest Village
- Pearre
- Woodmont
- Bostetter
- Breathedsville
- Bridgeport
- Carroll Heights
- Cedar Hills
- Cedar Lawn
- Doub Meadow
- Emmertsville
- Fairgreen Acres
- Fiddlesburg
- Forest Hills
- Fountain Head
- Fountain Head Heights
- Fountainhead-Orchard Hills
- Frederick Manor
- Friendship Park
- Good Acres
- Green Hill
- Greenberry Hills
- Halfway
Clear Spring
Fairplay
Funkstown
Hagerstown
- Halfway Manor
- Hamilton Park
- Hunter Hill
- Hyde Park
- Jefferson Heights
- Lappans
- Long Meadow
- Lurose Estates
- Maugansville
- Northridge Manor
- Oak Ridge
- Orchard Hills
- Paramount
- Paramount Manor
- Paramount-Long Meadow
- Potomac Heights
- Potomac Manor
- Saint James Village
- Security
- Spring Valley
- Sunset Acres
- Terrace Hills
- Trengail Manor
- Vardo
- Weller Farm
- Wood Point
- Woodlands
- Woodmoor
- Blue Hill
- Cohill
- Cohill Estates
- Golden Fleece Estates
- Kirk Woods
- Marvania Heights
- Myersdale
- Stanley
- Timber Ridge Heights
- Pleasantville
- Sandy Hook
- Water Acres
- Antietam Heights
- Crestview
- Eakles Mills
- Flickersville
- Harvest Acres
- Mount Briar
- Porterstown
- Red Hill
- Springvale
- Taylor Heights
- Garretts Mill
- Weverton
- Exline
- Forest Park
- Harvey
- Mann
- Arboranda Estates
- Broadfording
- Cearfoss
Hancock
Keedysville
Maugansville
- Clearview
- Countryside
- Fairview Acres
- Fairview Mill
- Gardenspot
- Kent Estates
- Martins Crossroads
- Oaklett Estates
- Spring Hill Estates
- Sylvan Grove
- Troupe Springs
- Greenbrier
- Appletown
- Clevelandville
- Locust Grove
- Mount Carmel
- Mousetown
- Park Hall
- Rohrersville Station
- Trego
- Trego-Rohrersville Station
- Zittlestown
- Blue Mountain
- Ringgold
- Conococheaque
- Pleasant View Estates
- Antietam
- Burnside Acres
- Confederate Hills
- Dargan
- Forge Hill Estates
- Horse Shoe Bend
- Mercersville
- Mondell
- Potomac Crest
- Potomac Valley Farms
- Snyders Landing
- Taylors Landing
- Blueberry Heights
- Country Squire Estates
- Edgemont
- Greensburg
- Hopkins Ridge
- Pleasant Valley
- Reid
- Cedar Grove
- Cloverton
- Huyett
- Kemps
- Kemps Mill
- Opequon Farms
- Tammany Manor
- Van Lear Manor
- Wilson-Conococheague
- Hill Village
- Rocky Forge