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United States Postal Service

1890 1st Capitol Dr
Saint Charles MO 63301
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(800) 275-8777 Website
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Opening Hours

  • Mon: 8am-6pm
  • Tue: 8am-6pm
  • Wed: 8am-6pm
  • Thu: 8am-6pm
  • Fri: 8am-6pm
  • Sat: 9am-4pm

Visit your local Post Office™ at 1890 1st Capitol Dr! The U.S. Postal Service® (USPS®) is the only organization in the country to regularly deliver to every residential and business address. USPS is committed to providing secure, reliable, and affordable delivery of mail and packages to more than 157 million addresses in the United States, its territories, and its military bases worldwide. Processing and delivering 47 percent of the world’s mail, USPS manages over 30,000 retail locations and constantly innovates to make customer experiences better. This location offers passport services by appointment only.
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