H
- Habre de Venture
- Hack Point
- Hadley Farms
- Hagerstown
- Halethorpe
- Halfway
- Halifax Heights
- Hall
- Hall Spring
- Hambleton
- Hamilton
- Hamlet Farms
- Hampstead
- Hampton
- Hance Point Estates
- Hancock
- Hanesville
- Hanford Estates
- Hannover
- Hanover
- Hanson Hills
- Hansonville
- Harbor Acres
- Harbor Oaks
- Harbour Oaks
- Hardesty
- Hardesty Fields
- Harkins
- Harlow
- Harmans
- Harmon
- Harmon Landing
- Harmony
- Harmony Corner
- Harmony Grove
- Harney Venture Estates
- Harpers Corner
- Harpers Ferry
- Harris Lot
- Harrisonville
- Harrisville
- Harrisville Heights
- Harshman Estates
- Harvest Ridge
- Harvey
- Harwood
- Haviland Hills
- Havre de Grace
- Hawkeye
- Hawthorne
- Hayden
- Hayes Landing
- Hayes Run
- Hays Beach
- Hazelhurst
- Heather Knolls
- Heatherwick
- Heather Woods
- Hebbville
- Hebron
- Helen
- Henderson
- Henley Park
- Henryton
- Hepbron
- Herald Harbor
- Hereford
- Heritage Hills
- Heritage Woods
- Herons Watch
- Herrington Manor
- Hess
- Hickory
- Hickory Hill
- Hickory Hills
- Hickory Ridge
- Hickory Thicket
- Hidden River
- High Bridge Estates
- Highland
- Highland Beach
- High Point
- High Point
- Hillandale
- Hillcrest Heights
- Hillsboro
- Hillsborough
- Hillsmere Shores
- Hills Point
- Hill Top
- Hillville
- Hobbs
- Hoffman
- Holbrook
- Holiday Harbor
- Holiday Hills
- Holiday Mobile Home
- Holler
- Hollinridge
- Holly Gaf Acres
- Holly Grove
- Holly Harbor
- Holly Hill
- Holly Hill Estates
- Holly Oaks
- Holly Oaks
- Hollywood
- Hollywood Shores
- Holman Manor
- Home Farm
- Honga
- Hoods Mill
- Hoopersville
- Hope
- Hope Hill
- Hopeland Acres
- Hopewell
- Hopkins Ridge
- Horsehead
- Howes Meadows
- Hoyes
- Huckleberry
- Hudson
- Hudson Corner
- Hudson Landing
- Hughesville
- Hungerford Towne
- Hunt Chapel
- Hunter Green
- Hunter Hill
- Hunters Ridge
- Huntersville
- Hunting Creek Acres
- Hunting Creek Farms
- Hunting Hill
- Hunting Ridge
- Huntington
- Huntingtown
- Huntingtown Town Center
- Hurlock
- Hurry
- Hutton
- Huyett
- Hyattstown
- Hyattsville
- Hydes
- Hynson