Islip Post Office in Islip, NY
Find Islip Post Office in Islip,Suffolk County,NY to get information on Postal services, Mail forwarding, Money orders, Package delivery, Stamps, and Postage rates.
Islip Post Office
309 Main Street, Islip, NY 11751
631-581-7931
Monday 09:00 AM - 05:00 PM,Tuesday 09:00 AM - 05:00 PM,Wednesday 09:00 AM - 05:00 PM,Thursday 09:00 AM - 05:00 PM,Friday 09:00 AM - 05:00 PM,Saturday 09:00 AM - 01:00 PM,Sunday Closed
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