- Halcottsville
- Hall
- Hamburg
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- Hamilton
- Hamlin
- Hammond
- Hammondsport
- Hampton
- Hampton Bays
- Hancock
- Hankins
- Hannacroix
- Hannawa Falls
- Hannibal
- Harford
- Harpersfield
- Harpursville
- Harriman
- Harris
- Harrison
- Harrisville
- Hartford
- Hartsdale
- Hartwick
- Hastings
- Hauppauge
- Haverstraw
- Hawthorne
- Hector
- Helena
- Hemlock
- Hempstead
- Henderson
- Henderson Harbor
- Henrietta
- Hensonville
- Herkimer
- Hermon
- Heuvelton
- Hewlett
- Hicksville
- High Falls
- Highland
- Highland Falls
- Highland Lake
- Highland Mills
- Highmount
- Hillburn
- Hillsdale
- Hilton
- Himrod
- Hinckley
- Hinsdale
- Hobart
- Hoffmeister
- Hogansburg
- Holbrook
- Holland
- Holland Patent
- Holley
- Hollis
- Hollowville
- Holmes
- Holtsville
- Homer
- Honeoye
- Honeoye Falls
- Hoosick
- Hoosick Falls
- Hopewell Junction
- Hornell
- Horseheads
- Hortonville
- Houghton
- Howard Beach
- Howells
- Howes Cave
- Hubbardsville
- Hudson
- Hudson Falls
- Hughsonville
- Huguenot
- Huletts Landing
- Hume
- Hunt
- Hunter
- Huntington
- Huntington Station
- Hurley
- Hurleyville
- Hyde Park
- Ilion
- Indian Lake
- Inlet
- Interlaken
- Inwood
- Ionia
- Irving
- Irvington
- Island Park
- Islandia
- Islip
- Islip Terrace
- Ithaca
- Jackson Heights
- Jacksonville
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- Jamestown
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- Jasper
- Java Center
- Java Village
- Jay
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- Jefferson Valley
- Jeffersonville
- Jericho
- Jewett
- Johnsburg
- Johnson
- Johnson City
- Johnsonville
- Johnstown
- Jordan
- Jordanville
- Kanona
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- Kattskill Bay
- Kauneonga Lake
- Keene
- Keene Valley
- Keeseville
- Kendall
- Kennedy
- Kenoza Lake
- Kent
- Kerhonkson
- Keuka Park
- Kew Gardens
- Kiamesha Lake
- Kill Buck
- Killawog
- Kinderhook
- King Ferry
- Kings Park
- Kingston
- Kirkville
- Kirkwood