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Visit your local Post Office™ at 1305 US Highway 90 W 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
Megan wa excellent. Super busy and she handled it with speed and efficiency. Plus a smile
WW
Wendie Winter
Nov 8, 2025
5.0
A lot of these outsiders are complaining of the staff, I can see where they are coming from & know what they are talking about, just keep being the bigger person. The staff all know me now & don’t treat me like that!! Gloria helped me recently with a package that went missing. I was able to get a reimbursement!
PP
Paul
Oct 16, 2025
1.0
Young lady working the front is nice and works hard but rest are in back doing nothing. Keep up the cuts, Trump
HC
High Clouds
Oct 11, 2025
5.0
I'm not from around here. I found the employees to be very kind, friendly, patient and helpful.
MB
Marge Balazs
Sep 13, 2025
5.0
Anxiously awaiting a shipment for a friends birthday. We tracked the package and the post office manager was great! She had the package
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?
What time can I check my PO Box weekly and on weekends?
What services can I find at the United States Postal Service at 1305 US Highway 90 W, Castroville?
You can send mail and ship packages, get money orders, rent Post Office boxes, apply for passports, buy gift cards, and more.
Are passport applications accepted at this Post Office?
Yes, this location accepts first-time passport applications for the U.S. Department of State and can take passport photos by appointment.
Do I need an appointment for passport services at this Post Office?
Most passport services require an appointment through the online scheduler, although there are limited walk-in hours at select locations.
What are the operating hours of the United States Postal Service in Castroville?
Monday through Friday, it is open from 8:00 AM to 4:30 PM; Saturday from 10:00 AM to 11:00 AM; and closed on Sundays.
How can I reserve a PO Box at this Post Office?
You can search for and reserve PO Boxes online at https://www.usps.com/manage/po-boxes.htm and complete your setup in person.
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 may vary, so check with this Post Office for specifics.
What nearby dining options are available around the USPS in Castroville?
Nearby restaurants include Tony's Food Truck, La Pasada Mexican Restaurant, Fernandos Restaurant, Tex-mexicecream&paletas, Billy Bob's Hamburgers, and Dairy Queen, offering a variety of cuisines for before or after your visit.
Are there nearby transit options to help customers reach the Post Office?
Yes, the Greyhound Bus station is nearby, providing convenient transportation options for customers visiting the Post Office.
What other services are available near the Post Office in Castroville?
Nearby services include automotive repair at Albino's Auto Repair, pet grooming at Hilltop grooming, dental care at Medina Family Dental, and beauty services at The Glam Co., allowing you to combine errands conveniently.
Can customers utilize nearby postal locations in addition to the Post Office at 1305 US Highway 90 W?
Yes, there is a USPS Collection Point nearby which offers postal and food delivery services as well as storage, providing additional convenient options.