Brand Certified
United States Postal Service
4.5(11 reviews)
Certified by United States Postal Service • Aug 30, 2026
Business Details
101 Main St, Setauket, NY
11733, United States
Certified by United States Postal Service • Aug 30, 2026
(800) 275-8777
Certified by United States Postal Service • Aug 30, 2026
http://usps.com/postoffice
Certified by United States Postal Service • Aug 30, 2026
About
Certified by United States Postal Service • Aug 30, 2026
Post OfficeCargo ServiceLogistics ServiceShipping ServicePackaging Supply StoreMoney Order ServiceUnited States Postal Service
Visit your local Post Office™ at 101 Main St to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office™ boxes, passports, gift cards, and more
Location
Certified by United States Postal Service • Aug 30, 2026
Hours
Certified by United States Postal Service • Aug 30, 2026
Monday9:00 AM - 12:00 PM1:00 PM - 4:00 PM
Tuesday9:00 AM - 12:00 PM1:00 PM - 4:00 PM
Wednesday9:00 AM - 12:00 PM1:00 PM - 4:00 PM
Thursday9:00 AM - 12:00 PM1:00 PM - 4:00 PM
Friday9:00 AM - 12:00 PM1:00 PM - 4:00 PM
Saturday9:00 AM - 12:00 PM
SundayClosed
Products & Services
1 list · 19 items
Reviews
4.5
11 reviews
5 stars
8
4 stars
2
3 stars0
2 stars0
1 star
1
- LKLynn KramerOct 3, 20235.0Extremely helpful. Always available to address my concerns in a friendly manner.
- SKSanjay KapurAug 28, 20224.0Small branch post office
- MMMichele MackedonNov 3, 20185.0Pl
- SSstupefy41Aug 17, 20185.0best post office in suffolk. much appreciated.
- FDFritz DaCatNov 11, 20155.0Lovely place.
Frequently Asked Questions About United States Postal Service
Can I get a passport application at this Post Office?
Yes, Thousands of Post Offices™ accept first-time passport applications for the U.S. Department of State. Most of those locations can also take your passport photo. Please complete and print your passport application form before you apply.
Is an appointment needed for passport services?
Most Post Offices that offer passport services have set hours, and you'll need to schedule an appointment using our online scheduler. We also offer limited Passport walk-in hours at select locations.
Does this location take the photo needed for passports?
For first-time passport and photo services, please make an appointment using our online scheduler.
What is the cost to take a passport photo?
The current fee for a passport photo at USPS is $15.
When does this location do walk-in passports?
We offer limited Passport walk-in hours at select locations.
Can I get a PO Box online?
Yes, you can search for available PO Boxes and reserve one online at https://www.usps.com/manage/po-boxes.htm. The process is quick and secure, and you'll receive instructions for completing your setup in person.
How much is a small PO Box?
PO Box prices vary by location. You can check exact pricing for your area by visiting https://www.usps.com/manage/po-boxes.htm and entering your ZIP Code.
Can you get to the PO Boxes in the lobby after hours?
Most USPS locations offer 24/7 access to PO Boxes in the lobby. Access hours may vary by location, so check with your local Post Office for specific lobby hours.
How can I get a PO Box?
You can apply for a PO Box online or in person at your local Post Office. Just bring two valid forms of ID and your completed application if applying in person. To start online, visit https://www.usps.com/manage/po-boxes.htm.
What time can I check my PO Box weekly and on weekends?
You can check your PO Box during lobby hours, which often include extended hours or 24/7 access. Weekend access may vary. Check with your local Post Office for exact times.
What services can I find at the United States Postal Service at 101 Main St?
You can send mail and ship packages, purchase money orders, rent Post Office boxes, apply for passports, buy gift cards, and more at this location.
Can I apply for a U.S. passport at this Post Office?
Yes, this Post Office accepts first-time passport applications and can take passport photos by appointment. Be sure to complete and print your passport application form before applying.
Do I need an appointment for passport services at this location?
Most passport services require scheduling an appointment online, though limited walk-in hours may be available at select times.
What are the operating hours of the USPS at 101 Main St?
Monday to Friday, the Post Office is open from 9:00 AM to 12:00 PM and 1:00 PM to 4:00 PM. Saturday hours are 9:00 AM to 12:00 PM. The office is closed on Sundays.
How can I reserve a PO Box at this Post Office?
You can search for available PO Boxes and reserve one online at https://www.usps.com/manage/po-boxes.htm, then complete your setup in person at the Post Office.
Is there 24/7 access to PO Boxes at this location?
Most USPS locations provide 24/7 access to PO Boxes in the lobby, but access hours can vary. Contact this Post Office to confirm specific lobby access times.
What nearby attractions can I visit before or after my postal service visit?
You may explore Frank Melville Memorial Park, Setauket Village Green, or Patriot's Rock, all prominent nearby parks and landmarks for relaxation or sightseeing around your visit.
Are there convenient dining options near the USPS location?
Yes, Bango Bowls is a nearby cafe and restaurant where you can enjoy breakfast or brunch, ideal for a meal before or after your Postal visit.
How can nearby post offices or postal centers help me with shipping needs?
Nearby USPS locations like Post Office-Setauket and US Post Office offer additional mailing and cargo services, providing alternative options if you need shipping or freight support beyond this location.
Brand Certified Facts from United States Postal Service
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Certified August 30, 2026Yext Knowledge Graph
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