Post offices provide daily mail and package delivery, retail postal services, and specialty offerings like passport acceptance and money orders to residents and businesses. There are 2 Post Office locations in Greenwich, New York.
Residents of Greenwich should check the USPS website or call their nearest branch to confirm current window hours before visiting, as lobby hours with self-service kiosk access often differ from staffed window hours. Larger locations may also offer package pickup lockers accessible 24 hours a day.
List of Greenwich City, New York Post Office
Niagara University Post Office
Stony Brook Post Office
Post Office near Mooers
- Bayport
- Blue Point
- Bohemia
- Brentwood
- Central Islip
- Coram
- Farmingville
- Holbrook
- Huntington
- Islip
- Lake Grove
- Ronkonkoma
- Sound Beach
- Stony Brook
- Ridge
- Brightwaters
- Commack
- Greenlawn
- Holtsville
- Huntington Station
- Oakdale
- Port Jefferson Station
- Port Jefferson
- Sayville
- Selden
- Smithtown
- Middle Island
- Bellport
- East Islip
- Great River
- Islip Terrace
- Kings Park
- Northport
- Shoreham
- Yaphank
- Centereach
- Centerport
- Deer Park
- East Northport
- Medford
- Miller Place
- Mount Sinai
- Nesconset
- Patchogue
- Rocky Point
- Hauppauge
- West Sayville
Residents of Greenwich can manage many postal needs without visiting in person by using USPS.com to track packages, submit change of address requests, schedule free package pickups, and purchase postage. When visiting a post office for passport acceptance or certified mail, bring appropriate ID and arrive before the window closes as lines can be longer near midday and end of month.
You may also find Post Office locations in nearby cities including Bayport, Blue Point, Bohemia.