Home / Public Service And Government / Shipping Or Delivery Service / Riverside / US Post Office
US Post Office
One of 92 shipping or delivery service listings in Riverside.
About US Post Office
US Post Office is a shipping or delivery service in the public service and government sector, based in Riverside, CA. Its recorded address is 3681 Sunnyside Dr, 92506. The listing includes a telephone number, an official website, an email address. It is one of 92 shipping or delivery service listings tracked in Riverside; the nearest comparable listing is MAGNOLIA CENTER, within walking distance in RIVERSIDE. US Post Office has 7,292 listed locations in total; this page covers the Riverside branch.
- Address
- 3681 Sunnyside Dr, Riverside, CA, 92506
- Phone
- (800) 275-8777
- Website
- tools.usps.com
- uspstechnicalsupport@mailps.custhelp.com
- Social
Questions
Where is US Post Office located?
3681 Sunnyside Dr, Riverside, CA, 92506
How do I contact US Post Office?
(800) 275-8777 · https://tools.usps.com/find-location.htm?location=1371415
What type of business is US Post Office?
US Post Office is a shipping or delivery service (public service and government) in Riverside.
US Post Office branches
US Post Office has 7,292 listed locations. This branch is in Riverside.
- Kailua Kona96740-2440
- Hilo96720
- Hilo96720
- Laupahoehoe96764-9997
- Kapaau96755-3001
- Kihei96753
- Lanai City96763
- Pukalani96788
- Lahaina96761
- Honolulu96817
Nearby shipping or delivery service
- MAGNOLIA CENTERRIVERSIDE0.0 km
- USPS Post Office - Magnolia CenterRiverside0.0 km
- UPS Alliance Shipping PartnerRiverside0.2 km
- UPS Access Point locationRIVERSIDE0.2 km
- Navis Pack & ShipRiverside0.3 km
- UPS Access Point locationRiverside0.3 km
- The UPS StoreRiverside0.4 km
- Fedex OfficeRiverside0.5 km
- FedEx Office Print & Ship CenterRiverside0.5 km
- Fedex StaffedRiverside0.5 km
- UPS Access Point locationRiverside0.6 km
- PostalAnnexRiverside1.0 km
- UPS Authorized Shipping OutletRIVERSIDE1.1 km
- UPS Access Point locationRiverside2.2 km
- C&B Pack and ShipRiverside2.5 km
Cite this page
“US Post Office, Riverside — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.