store:
 location:

US Post Office, 150 Oser Ave, Hauppauge, New York, 11788-3711

Store Hours of Operation, Location & Phone Number for US Post Office


  1. Hauppauge Industrial Park
    150 Oser Ave Hauppauge NY 11788-3711

    Hours(Opening & Closing Times):
    Mon - Fri 9:00am - 5:00pm Sat - Sun Closed

    Phone Number: (631) 231-3155

    Customer Service Email or Contact:
    http://faq.usps.com/adaptivedesktop/faq.jsp?ef=USPSFAQ&dest=EmailUs

The map and information below will help you find the closest US Post Office near you. Need to know what time US Post Office in Hauppauge opens or closes, or whether it's open 24 hours a day? Read below for business times, daylight and evening hours, street address, and more.