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Visit your local Post Office™ at 540 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
My toddler and I come to pick up our mail almost every weekday. Everyone there is great. They’re just as excited to see my son every time as he is to see them. They take care of us and our mail very well. These crap reviews here are old and outdated.
SG
saralee martin (AM Girls)
Jul 3, 2025
1.0
The automated service was terrible. You can never get to speak to a representative at this location.
DS
Danielle S
Dec 9, 2022
5.0
Always very friendly and helpful
JV
J Vitoulis
Aug 17, 2019
5.0
They always help me out when I deliver things over seas. 😊
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 are offered at the United States Postal Service location at 540 Main St, Cairo, NY?
This Post Office offers mail sending and package shipping services, money orders, Post Office boxes, passports, gift cards, and more.
Can I apply for a U.S. passport at this Post Office?
Yes, this location accepts first-time passport applications for the U.S. Department of State and can also take passport photos; you should print your application before applying.
Do I need an appointment for passport services at this location?
Most Post Offices offering passport services require scheduling an appointment online, though limited walk-in hours are available at select locations.
What are the operating hours for this Post Office?
Monday through Friday, it is open from 8:30 AM to 5:00 PM; on Saturday, it is open from 10:00 AM to 12:00 PM; it is closed on Sundays.
How can I get a PO Box at the 540 Main St Post Office?
You can apply for a PO Box online or in person at this Post Office by bringing two valid forms of ID and a completed application; online start is at https://www.usps.com/manage/po-boxes.htm.
Is there 24/7 access to PO Boxes at this location?
Most USPS locations offer 24/7 lobby access to PO Boxes, but access hours can vary; check with this Post Office for specific lobby hours.
What nearby places can I visit after my trip to the Post Office at 540 Main St?
You can visit Cozy Cup, a delicatessen and smoothie bar, or relax at Red Star Cafe & Bakery, a local coffee shop and restaurant nearby.
Where can I find community services and local landmarks near the Post Office?
The Cairo NY Chamber of Commerce is nearby, offering community services and serving as a local landmark and historical building.
Are there other postal or shipping services close to this Post Office?
Yes, you can find another United States Postal Service shipping center and the Post Office Cairo 12413 close by for your mailing needs.
How can I reach the United States Postal Service at 540 Main St by phone?
You can call the local phone number +1 518-622-9766 or the main USPS number at +1 800-275-8777.