United States Postal Service

2.5
50 reviews

About

Post OfficeShipping ServiceCargo ServicePackaging Supply StoreLogistics ServiceMoney Order ServiceVisa and Passport Office
Visit your local Post Office™ at 10799 Merritt 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

United States Postal Service
10799 Merritt St, Castroville, CA
95012, United States

Hours

Reviews

2.5
50 reviews
5 stars
14
4 stars
5
3 stars
0
2 stars
3
1 star
28
  • LM
    luis miguel martinez
    Oct 24, 2025
    4.0
    Alguien sabe cuál es el número de oficina que me contesten ahí en castroville ?
  • HA
    Herid Arnold
    Oct 17, 2025
    5.0
    Thank you ladies!!! Professional and friendly.
  • CM
    Christy Munoz
    Sep 18, 2025
    5.0
    I've always had great experiences when I'm dropping off packages to be mailed even if I get there at the last minute. They are super sweet 💜🫶🏼💜

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.