List of Hauppauge City, New York Post Office
Hauppauge Post Office
Hauppauge Industrial Park Post Office
Post Office near Hauppauge
- Amityville
- Babylon
- Bay Shore
- Bayport
- Bellport
- Blue Point
- Bohemia
- Brentwood
- Brightwaters
- Centereach
- Centerport
- Central Islip
- Cold Spring Harbor
- Commack
- Copiague
- Coram
- Deer Park
- East Islip
- East Northport
- Farmingdale
- Farmingville
- Great River
- Greenlawn
- Hauppauge
- Holbrook
- Holtsville
- Huntington
- Huntington Station
- Islip
- Islip Terrace
- Kings Park
- Lake Grove
- Lindenhurst
- Medford
- Melville
- Middle Island
- Miller Place
- Mount Sinai
- Nesconset
- North Babylon
- Northport
- Oakdale
- Ocean Beach
- Old Bethpage
- Patchogue
- Plainview
- Port Jefferson
- Port Jefferson Station
- Ronkonkoma
- Sayville
- Selden
- Smithtown
- Sound Beach
- Stony Brook
- West Babylon
- West Islip
- West Sayville
- Woodbury
- Wyandanch
- Yaphank