
Federal Post Office
Also known as Riverside Municpal Museum
Many listed buildings are private homes. Please enjoy them from the street.
About Federal Post Office
Federal Post Office, at 3720 Orange St., was added to the National Register of Historic Places on Nov 20, 1978. It was among the first 7 of Riverside’s 24 listings. The Register lists it for its architecture, at the local level. It describes its style as Neo-Classical, as it does for 29 other California listings. Seven more Register listings are within a quarter mile.
What it isHistoric building in Riverside, California, United States. From Wikidata (CC0).
PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 32 MB · National Archives↗Make it a walk: 5 landmarks in about 5 minutes
3720 Orange St., Riverside · about 0.1 miles on foot, as the crow flies















- 1Federal Post OfficeStart here
- 2
First Congregational Church of RiversideSpanish Colonial Revival · Built 1913 · next door - 3
All Souls Universalist ChurchBuilt 1892 · next door - 4
Riverside Municipal Auditorium and Soldier's Memorial BuildingMission · Built 1929 · next door - 5
Old YWCA BuildingBuilt 1967 · next door
9 more Register listings within half a mile
★ National Historic Landmark · D district · B building · S site. Each opens its own page.
Memories of Federal Post Office
The record says what it is. Neighbors know what it means.
Your answer becomes a post in Town Square.
Questions about Federal Post Office
Is Federal Post Office on the National Register of Historic Places?
Yes. It was added on Nov 20, 1978 (Register number 78000737).
Is Federal Post Office a National Historic Landmark?
No. It is on the National Register; California has 141 National Historic Landmarks. The nearest is Mission Inn, 0.1 miles away.
Can you visit Federal Post Office?
Our record doesn’t say whether it is open to visitors. Many listed buildings are private, so it may only be seen from the street.
Where can I read the history of Federal Post Office?
In its National Register nomination, the form that put it on the Register: a 32 MB PDF at the National Archives, linked on this page.
Sources: National Park Service, National Register of Historic Places (05/22/2026) · National Archives catalog record 123860462 · Wikidata. Map tiles © OpenStreetMap contributors.