United States Postal Service

3.4
88 reviews
Person picking up a package from USPS smart lockers

About

Post OfficeCargo ServiceLogistics ServiceShipping ServicePackaging Supply StoreMoney Order ServiceUnited States Postal Service
Visit your local Post Office™ at 100 Admiral Callaghan Ln 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
100 Admiral Callaghan Ln, Vallejo, CA
94591, United States

Hours

Reviews

3.4
88 reviews
5 stars
41
4 stars
8
3 stars
7
2 stars
7
1 star
25
  • TH
    Team Hayashida
    Dec 1, 2025
    5.0
    I’m not sure how this post office has bad reviews. The workers here provide the best service!! Super nice folks, they go out of your way to help you. They honestly made my day!
  • MM
    Marco Moroyoqui
    Nov 20, 2025
    5.0
    I received the best service at this post office on Admiral Callahan in Vallejo CA. The employees, Bryant, Sean and Inder exceeded my expectations with their dedication to customer service. They helped me with mailing my package by looking for the correct address. Thank you very much.
  • KB
    Kathryn Brosseau
    Nov 6, 2025
    4.0
    Very friendly staff, a little slow. But at least I'm not just a number
  • MG
    Marcin Goldner
    Oct 25, 2025
    1.0
    Extremely Rude workers!!! Spending at least 200-300$ every single day to ship packages and they throwing it like garbage. No drop-off place , packages gone missing often. Avoid this place !!!
  • MH
    MC Ho
    Sep 8, 2025
    5.0
    Amazing customer service! Sean is warm and professional! What a pleasant experience from USPS:)

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.