Popularity:#7 of 21 Post Offices in Siskiyou County#594 of 1,645 Post Offices in California#10,579 in Post Offices
Address, Phone Number, and Hours for Dunsmuir Post Office, a Post Office, at Dunsmuir Avenue, Dunsmuir CA.
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The Dunsmuir Post Office, located in Dunsmuir, CA, is a branch location of the United States Postal Service (USPS) that serves the Dunsmuir community. The customer service postal facility offers mail and package delivery services, P.O. box services, and passport services. The USPS operates as an independent agency within the federal government, supported entirely by revenues generated through its operations.You may contact the Post Office for questions about: