All of the post offices in the city of Sayville, NY

This page details the 3 post offices in Sayville, NY helping you identify the ones that open the earliest or close the latest in your vicinity. The hours mentioned represent the retail hours of operation, a period when staff are present to assist with mailing services and other customer needs. Additionally, many post offices offer extended lobby hours, during which you can access your PO box, leave packages for shipment, or purchase postage via the self-service Automated Postal Center (APC) machines. The listings are organized first by city in alphabetical order, followed by the post office name, and include Street View images of the post offices where possible. Please contact us if you find an error, so that we can correct it.

Street View Image of Cherry Grove Post Office in Sayville, NY

Cherry Grove Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
1000 Bay Walk Sayville, NY 11782

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Open hours
Day Open Close
Monday Closed
Tuesday 10:45 AM 12:45 PM
2:45 PM 3:45 PM
Wednesday Closed
Thursday 10:45 AM 12:45 PM
2:45 PM 3:45 PM
Friday Closed
Saturday 10:00 AM 1:45 PM
Sunday Closed
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Street View Image of Fire Island Pines Post Office in Sayville, NY

Fire Island Pines Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
1 Fire Island Blvd Sayville, NY 11782

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Open hours
Day Open Close
Monday Closed
Tuesday 11:00 AM 4:00 PM
Wednesday Closed
Thursday 11:00 AM 4:00 PM
Friday Closed
Saturday 11:00 AM 4:00 PM
Sunday 11:00 AM 2:00 PM
  • Stamps.com logo
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Street View Image of Sayville Post Office in Sayville, NY

Sayville Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
130 Greene Ave Sayville, NY 11782

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Open hours
Day Open Close
Monday 9:00 AM 5:00 PM
Tuesday 9:00 AM 5:00 PM
Wednesday 9:00 AM 5:00 PM
Thursday 9:00 AM 5:00 PM
Friday 9:00 AM 5:00 PM
Saturday 9:00 AM 2:00 PM
Sunday Closed
  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value